/foyst/ , v.t.
1. to force upon or impose fraudulently or unjustifiably (usually fol. by on or upon ): to foist inferior merchandise on a customer.
2. to bring, put, or introduce surreptitiously or fraudulently (usually fol. by in or into ): to foist political views into a news story.
[ 1535-45; vuisten, deriv. of vuist FIST ]