tush exclamation old useuk /tʌʃ/ us /tʌʃ/ used to say that something is stupid or not true呸，啐（表示某事愚蠢或不真实） SMART Vocabulary: related words and phrases Linguistics: interjections aiyo attaboy attagirl auf Wiedersehen aw shucks doctor eat your heart outidiom figure guess lordy marry mazel tov more more power to your elbow!idiom roll yoicks yoink you know something?idiom you should have seen/heard something/someoneidiom you the man!idiom tush noun[ C ] USinformaluk /tʊʃ/ us /tʊʃ/ the part of your body that you sit on; bottom: 屁股 I slipped on the ice and landed right on my tush!我在冰上滑了一跤，一屁股坐在了地上！ Synonyms
backside(BODY)informal
behindinformal
bum(BODY PART)mainly UKinformal
butt(BOTTOM)mainly US
rearold-fashionedinformal
rumphumorous
stern(PART OF BODY)informal
tail(BOTTOM)US SMART Vocabulary: related words and phrases The buttocks arse ass back end backside behind booty bot bottom bum bun buttock duff fundament gluteal gluteus maximus haunch posterior rear rump seat