Meaning of the word "sucking up" in English

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

sucking up

US /ˈsʌkɪŋ ʌp/
UK /ˈsʌkɪŋ ʌp/

Phrasal Verb

1.

to try to make someone like you by flattering them or being overly helpful, especially someone in a position of authority (informal, often derogatory)

Example:
He's always sucking up to the boss to get a promotion.
I hate how she's always sucking up to the teacher.
2.

to absorb or take in a liquid or substance (literal meaning)

Example:
The sponge quickly sucked up the spilled water.
The vacuum cleaner is powerful enough to suck up all the dust.