mug

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A heavy cylindrical drinking cup usually having a handle.
2. n. The amount that such a cup can hold.
3. n. Informal The human face.
4. n. Informal The area of the human mouth, chin, and jaw.
5. n. Informal A grimace.
6. n. Informal A mug shot.
7. n. A thug; a hoodlum.
8. n. Chiefly British Slang A victim or dupe.
9. v. Informal To photograph (a person's face) for police files.
10. v. To threaten or assault (a person) with the intent to rob: arrested the thief who mugged the tourists.
11. v. To make exaggerated facial expressions, especially for humorous effect: The partygoers mugged for the camera.

Century Dictionary and Cyclopedia

1. n. A. fog; a mist.
2. n. A small cylindrical drinking-vessel, commonly with a handle; a small jug.
3. n. The contents of a mug; as much as a mug will hold: as, a mug of milk and water.
4. n. The mouth or face.
5. n. A. grimace.
6. To distort the face; make grimaces.
7. To cram for an examination.
8. n. Same as green gram (which see, under gram).

Wiktionary

1. adj. archaic Easily fooled, gullible.
2. n. A large cup for hot liquids, usually having a handle and used without a saucer.
3. n. slang The face, often used deprecatingly.
4. n. slang, vulgar A gullible, ignorant or easily-cheated person.
5. v. transitive To assault for the purpose of robbery.
6. v. intransitive To exaggerate a facial expression for communicative emphasis; to make a face, to pose for photographs in an exaggerated or affected manner.

GNU Webster's 1913

1. n. A kind of ceramic or metal drinking cup, with a handle, -- usually cylindrical and without a lip.
2. n. Slang The face or mouth; ; -- often used contemptuously.
3. v. To take property from (a person) in a public place by threatening or committing violence on the person who is robbed; to rob, especially to rob by use of a weapon such as a knife or gun.

WordNet 3.0

1. n. the human face (`kisser' and `smiler' and `mug' are informal terms for `face' and `phiz' is British)
2. n. a person who is gullible and easy to take advantage of
3. n. with handle and usually cylindrical
4. n. the quantity that can be held in a mug
5. v. rob at gunpoint or with the threat of violence