掇臀捧屁

duō tún pěng pì

to hold up buttocks and praise a fart (idiom); to use flatter to get what one wants

to toady; boot-licking

掇

duō

to pick up; to collect; to gather up

臀

tún

buttocks; hips; rump

捧

pěng

to hold or offer with both hands

屁

pì

fart