mean mug 

Noun. An aggravated or angry facial expression.

A prolonged, directed mean mug is often enough either start or avoid physical altercation.

Verb. To maintain an angry facial expression.

ref: www.meanestmug.com

Three 6 Mafia use mean mug adjectively: Mean mug niggas lookin and they hid from a smile...

Baby Bash uses mean mug as a noun: Y'all know whats up / Look on my face and its called the mean mug.

Xzibit (feat. Keri Hilson) as a verb: All the girls mean muggin / cuz they musta seen what a girl pulled up in

mean mug by Oldboi February 3, 2010

mean mug 

to give someone the evil eye and to stair them down.

that dude who was talkin shit, i mean mugged him and he didn't do shit.

mean mug by n/a December 11, 2003

Mean mug 

to stare someone down in a bad way. to ask someone if they wanna fight using eye contact.

"Dawg homeboy been mean mugging me.I'm about to show him wats up."

commonly used in detroit

Mean mug by Donavin March 14, 2008

mean mug 

to look at someone in a mean way

Did you see that, that guy just mean mugged me.

mean mug by reesesteven October 12, 2005

mean mug 

when a person doesnt like you they give a mean ass look to you and probaly want to fight.

Yo, why you mean muggin him for?
That nigga think he so hawt cuz.

mean mug by 504HawtBoiChris February 24, 2009

mean mug 

mean mug: it is when you intensely stare someone down for a long-shorrt amount of time with your car window slightly rolled dowwn as if you are a black man hunting for a bucket of chicken or a house to rob but you are staring at a person

i walked down the street and this old lady was mean mugging me

dayummmmn dude
ikr
mean mug da bitch back!

mean mug by apossumlovingsonofabitch September 27, 2011

mean mug 

The sexual act during which the provider of oral stimulation momentarily removes the penis from her/his mouth to glare at it as though they are angry at, or absolutely loathe said penis. The stare down is completed when she/he spits on the penis and continues the fellatio in a vigorous manner.

"hey bobby, check out this hot blowjob scene. I love it when she mean mugs that stud's cock"

mean mug by Ray Bob May 13, 2005