v (transitive) To take illegally, or without the owner's permission, something owned by someone else without intending to return it.
v (transitive, of ideas, words, music, a look, credit, etc.) To appropriate without giving credit or acknowledgement.
v (transitive) To get or effect surreptitiously or artfully.
v (transitive, colloquial) To acquire at a low price.
v (transitive) To draw attention unexpectedly in (an entertainment), especially by being the outstanding performer. Usually used in the phrase steal the show.
v (intransitive) To move silently or secretly.
v (transitive) To convey (something) clandestinely.
v To withdraw or convey (oneself) clandestinely.
v (transitive, baseball) To advance safely to (another base) during the delivery of a pitch, without the aid of a hit, walk, passed ball, wild pitch, or defensive indifference.
v (sports, transitive) To dispossess
v (informal, transitive, hyperbolic) To borrow for a short moment.
v (informal, transitive, humorous) take, plagiarize, tell on a joke, use a well-worded expression in one's own parlance or writing
n The act of stealing.
n (slang) A piece of merchandise available at a very low, attractive price.
n (basketball, ice hockey) A situation in which a defensive player actively takes possession of the ball or puck from the opponent's team.
n (baseball) A stolen base.
n (curling) Scoring in an end without the hammer.
n (computing) A policy in database systems that a database follows which allows a transaction to be written on nonvolatile storage before its commit occurs.