Other than the multiple existing meanings of this word, it can also be used to describe someone stuffing a great deal of information from the textbook into his head, meaning tons of mere studying for long periods of time. This word is very common in countries like Singapore.

Related words are 'mugger' and 'mug', meaning 'someone who studies a ton/a very hardworking person' and 'studying' respectively.
Stop mugging or i'll ignore you!

She's such a mugger that straight 'A's are peanuts to her.
by crimson.jade May 8, 2008
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When you hit someone over the head with your favourite coffee mug to steal their stuff, or just for fun.
"See that guy over there, he's got a 20$ bill in his pocket so I'm gonna mug him!"
by Saderby June 14, 2016
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A slang term most often used by gangsters (see James Cagney, for example) to refer to "the guys," usually of lesser intelligence. Similar to goons, grunts or thugs.
"You think I'm alone in this world? I got more then enough mugs to watch my back while I recharge!" -Frank Fontaine
by Inspector Javert January 15, 2008
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...too look at someone w/ a hard glare
did ya see that fool at the park....he tried ta "mug" me, but i wasnt gonna flinch for that bitch
by you1000 March 13, 2008
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describes person who is stupid, or being treated like they stupid

mugging off - to take the piss out of someone
"you fuckin mug"
"you treating me like a mug m8, u can fuck rite off"
"you mugging me off in front of my pals" - beat line in football factory
by londoncunt February 13, 2005
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(v.) a soccer term in which a skilled player swipes the ball by successfully juking out his opponent... Commonly used as a command when two opposing players clash in soccer.
Example: Tyler was doing so well until he got mugged by Nikolay.
Joseph: "Come on, Waylon, mug dat fool! MUG DAT!!!"
Crowd: "Oohhh kill 'em! Get mugged, son!"
by Urban Expert July 1, 2014
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