bootlicker

美 [ˈbuːtlɪkər]英 [ˈbuːtlɪkə(r)]

bootlicker

noun

informal disapproving马屁精
a person who is too friendly to sb in authority and is always ready to do what they want

noun

someone who humbles himself as a sign of respect;who behaves as if he had no self-respect: Synonym: apple polisher fawner groveller groveler truckler

数据来源：WordNet

1

Promise me this , if you get another servant , don 't get a bootlicker .

答应我，如果您再找一个仆人，千万别找马屁精。
2

That guy is a real bootlicker .

那个家夥真是个马屁精。
3

She is a bootlicker .

她是个马屁精。