大口 dàkǒu big mouthful Definitions Defs Origin Strokes Stroke Words Sentences Sents 血盆大口 xuèpéndàkǒu gaping maw a bloody mouth wide open like a sacrificial bowl, typically referring to a beast of prey大口径 dàkǒujìng large-caliber large caliber (e.g. of a weapon or pipe)