add by mixing or blending on or attaching; "work in the butter and the dough will get the right consistency"; "In his speech, the presidential candidate worked in a lot of learned words"
lengthen in time; cause to be or last longer; "We prolonged our stay"; "She extended her visit by another day"; "The meeting was drawn out until midnight"
lengthen or extend in duration or space; "We sustained the diplomatic negotiations as long as possible"; "prolong the treatment of the patient"; "keep up the good work"
the destruction of an enemy plane or ship or tank or missile; "the pilot reported two kills during the mission"
destroy a vitally essential quality of or in; "Eating artichokes kills the taste of all other foods"
cause to cease operating; "kill the engine"
tire out completely; "The daily stress of her work is killing her"
mark for deletion, rub off, or erase; "kill these lines in the President's speech"
cause to die; put to death, usually intentionally or knowingly; "This man killed several people when he tried to rob a bank"; "The farmer killed a pig for the holidays"
cause the death of, without intention; "She was killed in the collision of three cars"
deprive of life; "AIDS has killed thousands in Africa"
hit with great force; "He killed the ball"
hit with so much force as to make a return impossible, in racket games; "She killed the ball"
overwhelm with hilarity, pleasure, or admiration; "The comedian was so funny, he was killing me!"
be the source of great pain for; "These new shoes are killing me!"
thwart the passage of; "kill a motion"; "he shot down the student's proposal"
be fatal; "cigarettes kill"; "drunken driving kills"