financier - conduct financial operations, often in an unethical manner

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"

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!"

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"

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"

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"

move, go - have a turn; make one's move in a game; "Can I go now?"

jockey - compete (for an advantage or a position)

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"

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"

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"