垂涎三尺 chuíxiánsānchǐ to drool with envy Origin Definitions Defs Strokes Stroke Words Sentences Sents 垂涎 chuíxián to drool to drool or salivate, especially due to hunger三 sān numeral three the number three; 3尺 chǐ noun chi a Chinese unit of length equal to one-third of a meter; a Chinese foot