float your boat

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Pronunciation === === Verb === float someone's boat (third-person singular simple present floats someone's boat, present participle floating someone's boat, simple past and past participle floated someone's boat) (slang, idiomatic) To interest or appeal to someone; to make someone happy. ==== Synonyms ==== melt someone's butter, tickle someone's fancy, turn someone's crank, be someone's cup of tea, butter someone's biscuit ==== Derived terms ====