mug1

noun

• 1a large cup, typically cylindrical and with a handle and used without a saucer.
• the contents of a mug:a large mug of tea vanished in a single gulp

• 2 informal a person’s face.

• 3 informal a hoodlum or thug.

• 4British informal a stupid or gullible person.

verb (mugs, mugged, mugging)

• 1 [with object] attack and rob (someone) in a public place:he was mugged by three men who stole his bike (as noun mugging)a brutal mugging
• dated fight or hit (someone).

• 2 [no object] make faces, especially silly or exaggerated ones, before an audience or a camera:he mugged for the camera