v (transitive) To use the mouth and lips to pull in (a liquid, especially milk from the breast). (defdate|from 9th c.)
v (intransitive) To perform such an action; to feed from a breast or teat. (defdate|from 11th c.)
v (transitive) To put the mouth or lips to (a breast, a mother etc.) to draw in milk. (defdate|from 11th c.)
v (transitive) To extract, draw in (a substance) from or out of something. (defdate|from 14th c.)
v (transitive) To work the lips and tongue on (an object) to extract moisture or nourishment; to absorb (something) in the mouth. (defdate|from 14th c.)
v (transitive) To pull (something) in a given direction, especially without direct contact. (defdate|from 17th c.)
v (intransitive|slang) To be inferior or objectionable: a general term of disparagement, sometimes used with at to indicate a particular area of deficiency. (defdate|from 20th c.)