(theater, film) An item placed on a stage or set to create a scene or scenario in which actors perform. / An item placed within an advertisement in order to suggest a style of living etc.

A proposition, especially on an election-day ballot.

(gambling, informal) Short for proposition player.

simple past tense and past participle of prop

plural of propping

(law) Abbreviation of property. / Alternative form of prop.

(organic chemistry) Denoting the presence of 3 carbon atoms in the parent chain when forming names of organic compounds.

plural of pit prop

(slang) enthusiastic respect or credit

Third-person singular simple present indicative form of prop up