#1 proposition n. (logic) a statement that affirms or denies something and is either true or false. wn
#2 proposition n. [suggestion, proffer] a proposal offered for acceptance or rejection; "it was a suggestion we couldn't refuse". wn
#3 proposition v. suggest sex to; "She was propositioned by a stranger at the party". wn
#4 proposition n. an offer for a private bargain (especially a request for sexual favors). wn
#5 proposition n. [proposal] the act of making a proposal; "they listened to her proposal". wn
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