Suck (?), v. t. [imp. & p. p.Sucked (?); p. pr. & vb. n.Sucking.] [OE. suken, souken, AS. s�can, s�gan; akin to D. zuigen, G. saugen, OHG. s�gan, Icel. s�ga, sj�ga, Sw. suga, Dan. suge, L. sugere. Cf. Honeysuckle, Soak, Succulent, Suction.] 1. To draw, as a liquid, by the action of the mouth and tongue, which tends to produce a vacuum, and causes the liquid to rush in by atmospheric pressure; to draw, or apply force to, by exhausting the air.
2. To draw liquid from by the action of the mouth; as, to suck an orange; specifically, to draw milk from (the mother, the breast, etc.) with the mouth; as, the young of an animal sucks the mother, or dam; an infant sucks the breast.
3. To draw in, or imbibe, by any process resembles sucking; to inhale; to absorb; as, to suck in air; the roots of plants suck water from the ground.
4. To draw or drain.
Old ocean, sucked through the porous globe. Thomson.
5. To draw in, as a whirlpool; to swallow up.
As waters are by whirlpools sucked and drawn. Dryden.
To suck in, to draw into the mouth; to imbibe; to absorb. — To suck out, to draw out with the mouth; to empty by suction. — To suck up, to draw into the mouth; to draw up by suction or absorption.