whoop-assWiktionary 原文词源说明From English whoop (variant of whip) + ass.释义（英文）动词 VerbAlternative form of whoop ass.名词 Noun(figurative, slang, US) An act of beating.(idiomatic, slang, US) A fight.(figurative, slang, US) Strength or will to fight or compete.词族派生词（1）open a can of whoop ass