suck up

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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.

2. (slang, often followed by to) To adulate or flatter (someone) excessively, generally to obtain some personal benefit or favour.

   Synonym: brownnose

   Jimmy sucked up to the English teacher hoping he would get an A.

3. (slang) To fellate (someone).

• butter up
• kiss up

• upsuck