磨嘴皮子 mó zuǐ pí zi 🔊 to wear out the skin of one's teeth (idiom) + Keep this word Meanings mó zuǐ pí zi to wear out the skin of one's teeth (idiom); pointlessly blatherto talk incessant nonsenseblah blah Its characters 磨móto rubHSK 7–9嘴zuǐmouthHSK 3皮pískin; peel; rind; outer layerHSK 6子zǐsonHSK 3