Pronunciation: (suk),[key] —v.t. 1. to draw into the mouth by producing a partial vacuum by action of the lips and tongue: to suck lemonade through a straw. 2. to draw (water, moisture, air, etc.) by or as if by suction: Plants suck moisture from the earth. The pump sucked water from the basement. 3. to apply the lips or mouth to and draw upon by producing a partial vacuum, esp. for extracting fluid contents: to suck an orange. 4. to put into the mouth and draw upon: to suck one's thumb. 5. to take into the mouth and dissolve by the action of the tongue, saliva, etc.: to suck a piece of candy. 6. to render or bring to a specified condition by or as if by sucking.
—v.i. 1. to draw something in by producing a partial vacuum in the mouth, esp. to draw milk from the breast.
2. to draw or be drawn by or as if by suction.
3. (of a pump) to draw air instead of water, as when the water is low or a valve is defective.
4. Slang.to behave in a fawning manner (usually fol. by around).
5. Slang.to be repellent or disgusting: Poverty sucks. 6. suck face, to engage in soul-kissing.
7. suck in,Slang.to deceive; cheat; defraud: The confidence man sucked us all in. 8. suck off,Slang(vulgar). to fellate.
9. suck up,Slang.to be obsequious; toady: The workers are all sucking up to him because he's the one who decides who'll get the bonuses.
—n. 1. an act or instance of sucking.
2. a sucking force.
3. the sound produced by sucking.
4. that which is sucked; nourishment drawn from the breast.
5. a small drink; sip.
6. a whirlpool.