definition of
mug

[1] #1 mug n. [mugful] the quantity that can be held in a mug. wn

[2] #2 mug v. rob at gunpoint or with the threat of violence; "I was mugged in the streets of New York last night". wn

[3] #3 mug n. [chump, fool, gull, mark, patsy, fall guy, sucker, soft touch] a person who is gullible and easy to take advantage of. wn

[4] #4 mug n. [countenance, physiognomy, phiz, visage, kisser, smiler] the human face ('kisser' and 'smiler' and 'mug' are informal terms for 'face' and 'phiz' is British). wn

[5] #5 mug n. with handle and usually cylindrical. wn