Main Entry: suck

Pronunciation: \ˈsək\

Function: transitive verb

1 : to draw (as liquid) into the mouth through a suction force produced by movements of the lips and tongue <sucked milk from her mother's breast>
2 : to draw out by suction

intransitive verb

: to draw something in by or as if by exerting a suction force ; especially : to draw milk from a breast or udder with the mouth