| driver | | |
| n. (person) | 1. driver | the operator of a motor vehicle. |
| ~ bus driver, busman | someone who drives a bus. |
| ~ chauffeur | a man paid to drive a privately owned car. |
| ~ designated driver | the member of a party who is designated to refrain from alcohol and so is sober when it is time to drive home. |
| ~ honker | a driver who causes his car's horn to make a loud honking sound.; "the honker was fined for disturbing the peace" |
| ~ kerb crawler | someone who drives slowly along the curb seeking sex from prostitutes or other women. |
| ~ automobilist, motorist | someone who drives (or travels in) an automobile. |
| ~ manipulator, operator | an agent that operates some apparatus or machine.; "the operator of the switchboard" |
| ~ owner-driver | a motorist who owns the car that he/she drives. |
| ~ automobile driver, race driver, racer | someone who drives racing cars at high speeds. |
| ~ road hog, roadhog | a driver who obstructs others. |
| ~ speed demon, speeder | a driver who exceeds the safe speed limit. |
| ~ tailgater | a driver who follows too closely behind another motor vehicle. |
| ~ cabby, cabdriver, cabman, hack-driver, hack driver, livery driver, taxidriver, taximan | someone who drives a taxi for a living. |
| ~ truck driver, trucker, teamster | someone who drives a truck as an occupation. |
| ~ test driver | a driver who drives a motor vehicle to evaluate its performance. |
| n. (person) | 2. driver | someone who drives animals that pull a vehicle. |
| ~ worker | a person who works at a specific occupation.; "he is a good worker" |
| ~ charioteer | the driver of a chariot. |
| ~ coachman | a man who drives a coach (or carriage). |
| ~ lasher | a driver who urges the animals on with lashes of a whip. |
| ~ mahout | the driver and keeper of an elephant. |
| ~ teamster | the driver of a team of horses doing hauling. |
| ~ waggoner, wagoner | the driver of a wagon. |
| n. (person) | 3. driver | a golfer who hits the golf ball with a driver. |
| ~ golf player, golfer, linksman | someone who plays the game of golf. |
| n. (communication) | 4. device driver, driver | (computer science) a program that determines how a computer will communicate with a peripheral device. |
| ~ computer science, computing | the branch of engineering science that studies (with the aid of computers) computable processes and structures. |
| ~ service program, utility program, utility | (computer science) a program designed for general support of the processes of a computer.; "a computer system provides utility programs to perform the tasks needed by most users" |
| n. (artifact) | 5. driver, number one wood | a golf club (a wood) with a near vertical face that is used for hitting long shots from the tee. |
| ~ wood | a golf club with a long shaft used to hit long shots; originally made with a wooden head.; "metal woods are now standard" |
| operator | | |
| n. (linkdef) | 1. operator | (mathematics) a symbol or function representing a mathematical operation. |
| ~ math, mathematics, maths | a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement. |
| ~ function, mapping, mathematical function, single-valued function, map | (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function). |
| ~ linear operator | an operator that obeys the distributive law: A(f+g) = Af + Ag (where f and g are functions). |
| ~ identity element, identity operator, identity | an operator that leaves unchanged the element on which it operates.; "the identity under numerical multiplication is 1" |
| n. (person) | 2. manipulator, operator | an agent that operates some apparatus or machine.; "the operator of the switchboard" |
| ~ causal agency, causal agent, cause | any entity that produces an effect or is responsible for events or results. |
| ~ company operator | an operator who works for a company. |
| ~ driver | the operator of a motor vehicle. |
| ~ elevator operator | an operator of an elevator. |
| ~ engine driver, locomotive engineer, railroad engineer, engineer | the operator of a railway locomotive. |
| ~ hoister | an operator of a hoist. |
| ~ jockey | an operator of some vehicle or machine or apparatus.; "he's a truck jockey"; "a computer jockey"; "a disc jockey" |
| ~ motorman | the operator of streetcar. |
| ~ radio operator | someone who operates a radio transmitter. |
| ~ switchman | a man who operates railroad switches. |
| ~ telegraph operator, telegrapher, telegraphist | someone who transmits messages by telegraph. |
| ~ switchboard operator, telephone operator, telephonist | someone who helps callers get the person they are calling. |
| n. (person) | 3. operator | someone who owns or operates a business.; "who is the operator of this franchise?" |
| ~ businessman, man of affairs | a person engaged in commercial or industrial business (especially an owner or executive). |
| ~ supermarketeer, supermarketer | an operator of a supermarket. |
| n. (person) | 4. hustler, operator, wheeler dealer | a shrewd or unscrupulous person who knows how to circumvent difficulties. |
| ~ colloquialism | a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech. |
| ~ opportunist, self-seeker | a person who places expediency above principle. |
| ~ wire-puller | one who uses secret influence (i.e. pulls wires or strings) for his own ends. |
| n. (person) | 5. operator | a speculator who trades aggressively on stock or commodity markets. |
| ~ plunger, speculator | someone who risks losses for the possibility of considerable gains. |
| operate | | |
| v. (social) | 1. operate, run | direct or control; projects, businesses, etc..; "She is running a relief operation in the Sudan" |
| ~ financier | conduct financial operations, often in an unethical manner. |
| ~ direct | be in charge of. |
| ~ work | operate in or through.; "Work the phones" |
| ~ block | run on a block system.; "block trains" |
| ~ warm up | run until the normal working temperature is reached.; "We warmed up the car for a few minutes" |
| v. (contact) | 2. function, go, operate, run, work | perform as expected when applied.; "The washing machine won't go unless it's plugged in"; "Does this old car still run well?"; "This old radio doesn't work anymore" |
| ~ double | do double duty; serve two purposes or have two functions.; "She doubles as his wife and secretary" |
| ~ roll | begin operating or running.; "The cameras were rolling"; "The presses are already rolling" |
| ~ run | be operating, running or functioning.; "The car is still running--turn it off!" |
| ~ run | be operating, running or functioning.; "The car is still running--turn it off!" |
| ~ cut | function as a cutting instrument.; "This knife cuts well" |
| ~ work | operate in or through.; "Work the phones" |
| ~ service, serve | be used by; as of a utility.; "The sewage plant served the neighboring communities"; "The garage served to shelter his horses" |
| v. (contact) | 3. control, operate | handle and cause to function.; "do not operate machinery after imbibing alcohol"; "control the lever" |
| ~ synchronise, synchronize | operate simultaneously.; "The clocks synchronize" |
| ~ master, control | have a firm understanding or knowledge of; be on top of.; "Do you control these data?" |
| ~ dial | operate a dial to select a telephone number.; "You must take the receiver off the hook before you dial" |
| ~ manipulate | hold something in one's hands and move it. |
| ~ turn | alter the functioning or setting of.; "turn the dial to 10"; "turn the heat down" |
| ~ submarine | control a submarine. |
| ~ treadle | operate (machinery) by a treadle. |
| ~ relay | control or operate by relay. |
| ~ gate | control with a valve or other device that functions like a gate. |
| ~ pedal | operate the pedals on a keyboard instrument. |
| ~ drive | operate or control a vehicle.; "drive a car or bus"; "Can you drive this four-wheel truck?" |
| ~ aviate, pilot, fly | operate an airplane.; "The pilot flew to Cuba" |
| v. (competition) | 4. maneuver, manoeuver, manoeuvre, operate | perform a movement in military or naval tactics in order to secure an advantage in attack or defense. |
| ~ move, go | have a turn; make one's move in a game.; "Can I go now?" |
| ~ jockey | compete (for an advantage or a position). |
| v. (change) | 5. operate | happen.; "What is going on in the minds of the people?" |
| ~ come about, hap, happen, occur, take place, go on, fall out, pass off, pass | come to pass.; "What is happening?"; "The meeting took place off without an incidence"; "Nothing occurred that seemed important" |
| v. (contact) | 6. engage, lock, mesh, operate | keep engaged.; "engaged the gears" |
| ~ flip, switch, throw | cause to go on or to be engaged or set in operation.; "switch on the light"; "throw the lever" |
| ~ ride | keep partially engaged by slightly depressing a pedal with the foot.; "Don't ride the clutch!" |
| ~ move, displace | cause to move or shift into a new position or place, both in a concrete and in an abstract sense.; "Move those boxes into the corner, please"; "I'm moving my money to another bank"; "The director moved more responsibilities onto his new assistant" |
| v. (body) | 7. operate, operate on | perform surgery on.; "The doctors operated on the patient but failed to save his life" |
| ~ practice of medicine, medicine | the learned profession that is mastered by graduate training in a medical school and that is devoted to preventing or alleviating or curing diseases and injuries.; "he studied medicine at Harvard" |
| ~ desex, desexualise, desexualize, sterilise, sterilize, unsex, fix | make infertile.; "in some countries, people with genetically transmissible disabilites are sterilized" |
| ~ face-lift, lift | perform cosmetic surgery on someone's face. |
| ~ trephine | operate on with a trephine. |
| ~ care for, treat | provide treatment for.; "The doctor treated my broken leg"; "The nurses cared for the bomb victims"; "The patient must be treated right away or she will die"; "Treat the infection with antibiotics" |
| ~ venesect | practice venesection. |
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