suck up

Verb

suck up (third-person singular simple present sucks up, present participle sucking up, simple past and past participle sucked up)

1. (transitive) To absorb (fluid).
   • The dry soil sucked up water like a sponge.

   Synonyms:

   apple-polish, bootlick, bow and scrape, brownnose, butter up, dickride, duchess, fawn, fawn over, fellate

2. (often, slang, with-to) To adulate or flatter (someone) excessively, generally to obtain some personal benefit or favour.
   • Jimmy sucked up to the English teacher hoping he would get an A.
   • And in between sips of Coke / He told me that he thought we were sellin' out / Layin' down, suckin' up to the man / Well now I've got some / Advice for you, little buddy / Before you point the finger / You should know that I'm the man / I'm the man and you're the man / And he's the man as well1996, “Hooker with a Penis”, performed by Tool

   Synonyms:

   brownnose, butter up, kiss up

3. (slang) To fellate (someone).