口无遮拦 kǒuwúzhēlán to shoot one's mouth off Origin Definitions Defs Strokes Stroke Words Sentences Sents 口 kǒu noun mouth mouth of a person or animal; (bound form) oral无 無 wú adjectiveverb to not have to not have; there is no; lack; (as prefix) non-; un-; -less遮拦 遮攔 zhēlán barrier barrier; shelter; restraint, especially regarding speech in 口无遮拦 kǒuwúzhēlán