嘴快 zuǐkuài to have a loose tongue Origin Definitions Defs Strokes Stroke Words Sentences Sents 嘴快心直 zuǐkuàixīnzhí outspoken and frank (idiom) to be outspoken and straightforward; sincere and frank心直嘴快 xīnzhízuǐkuài frank and outspoken to be frank and outspoken; to say exactly what one thinks without hesitation