mug: Meaning and Definition of

mug

1. a drinking cup, usually cylindrical in shape, having a handle, and often of a heavy substance, as earthenware.
2. the quantity it holds.
1. the face.
2. the mouth.
3. an exaggerated facial expression; grimace, as in acting.
4. a thug, ruffian, or other criminal.
4. a gullible person; dupe; fool.

1. to assault or menace, esp. with the intention of robbery.
2. to photograph (a person), esp. in compliance with an official or legal requirement.

1. to grimace; exaggerate a facial expression, as in acting.