lick (someone's) ass(redirected from lick their asses)
lick (someone's) ass
vulgar To flatter, fawn over, or eagerly agree with (someone, especially a person of higher authority) as a means of currying favor. Primarily heard in US. It's no wonder you're the teacher's favorite from the way you lick her ass! Look, it's just the nature of this business that sometimes you have to lick ass if you want to get ahead.