Meaning of the word "suck up" in English

What does "suck up" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

suck up

US /sʌk ʌp/
UK /sʌk ʌp/

Phrasal Verb

1.

to try to make someone in authority like you by praising or helping them in a way that is not sincere

Example:
He's always trying to suck up to the boss to get a promotion.
Don't suck up to me; just tell me the truth.
2.

to absorb or take in liquid

Example:
The sponge will suck up all the spilled water.
The vacuum cleaner is powerful enough to suck up small debris.