尻尾を掴(つか)む
sneak away with its tail between its legs尻尾を巻いて逃げる.
〈ぼろを出す〉 show (oneself in) one's true colors; 【形式ばった表現】 betray one's true self; give oneself away
尻尾を掴(つか)む
〈(ごまかしなどの)証拠をつかむ〉 pick up somebody's slip [mistake]; catch somebody out 《in something》
〈人間が〉 sneak away with one's tail between one's legs
〈遁走する〉 beat a hasty retreat; 《米俗》 hightail (it)
読み方 しっぽ
The tail