knock off, drop - stop pursuing or acting; "drop a lawsuit"; "knock it off!"

leave off - stop using; "leave off your jacket--no need to wear it here"

sign off - cease broadcasting; get off the air; as of radio stations

retire, withdraw - withdraw from active participation; "He retired from chess"

pull the plug - prevent from happening or continuing; "The government pulled the plug on spending"

close off, shut off - stem the flow of

cheese - used in the imperative (get away, or stop it); "Cheese it!"

call it a day, call it quits - stop doing what one is doing; "At midnight, the student decided to call it quits and closed his books"

break - give up; "break cigarette smoking"

resign, vacate, renounce, give up - leave (a job, post, post, or position) voluntarily; "She vacated the position when she got pregnant"; "The chairman resigned when he was found to have misappropriated funds"

retire - go into retirement; stop performing one's work or withdraw from one's position; "He retired at age 68"

top out - give up one's career just as one becomes very successful; "The financial consultant topped out at age 40 because he was burned out"

pull up stakes, depart, leave - remove oneself from an association with or participation in; "She wants to leave"; "The teenager left home"; "She left her position with the Red Cross"; "He left the Senate after two terms"; "after 20 years with the same company, she pulled up stakes"

fall - lose office or power; "The government fell overnight"; "The Qing Dynasty fell with Sun Yat-sen"

peel of - informal:leave

walk out of - leave, usually as an expression of disapproval

congee - depart after obtaining formal permission; "He has congeed with the King"

beat a retreat - depart hastily

go forth, leave, go away - go away from a place; "At what time does your train leave?"; "She didn't leave until midnight"; "The ship leaves at midnight"

plump out - depart suddenly; "He plumped out of the house"

break camp, decamp - leave a camp; "The hikers decamped before dawn"

disclaim - renounce a legal claim or title to

give up, abandon - give up with the intent of never claiming again; "Abandon your life to God"; "She gave up her children to her ex-husband when she moved to Tahiti"; "We gave the drowning victim up for dead"