suck

To use the mouth and lips to pull in (a liquid, especially milk from the breast)

• She sucks up to the teacher.

  Tatoeba · Hybrid · CC BY 2.0 FR

• The little girl is sucking her finger.

  Tatoeba · Amastan · CC BY 2.0 FR

To perform such an action; to feed from a breast or teat

To put the mouth or lips to (a breast, a parent etc.) to draw in milk

To extract, draw in (a substance) from or out of something

To inhale (air), to draw (breath)

To work the lips and tongue on (an object) to extract moisture or nourishment; to absorb (something) in the mouthrare

To pull (something) in a given direction, especially without direct contactrare

To perform fellatiorare

To be inferior or objectionable: a general term of disparagement, sometimes used with at to indicate a particular area of deficiencyrare