lick someone's boots
US /lɪk ˈsʌm.wʌnz buːts/
UK /lɪk ˈsʌm.wʌnz buːts/

1.
nịnh bợ, liếm gót
to behave in a very humble or subservient way towards someone in authority, often to gain favor
:
•
He's always trying to lick the boss's boots to get a promotion.
Anh ta luôn cố gắng nịnh bợ sếp để được thăng chức.
•
I refuse to lick anyone's boots just to get ahead.
Tôi từ chối nịnh bợ bất cứ ai chỉ để thăng tiến.