mugging up 

When 2 people are kissing in a corner, typically a shady club or house party.

Did you see Jenn mugging up with Rob last night?

mugging up by Cresse September 11, 2005

Mugging Down

To make out in rough manner often times leading to sexy time.

Dan was caught mugging down with Mike's mom.

Mugging Down by Dan Glenn February 20, 2008

mean mugging

When someone gives you a dirty look they are mean mugging you.

Everytime I see that bitch she's always mean mugging me.

mean mugging by HydroGrrl December 13, 2004

mugging for the cameras 

Making outrageous faces to grab attention while on camera.

John was totally mugging for the cameras in the background of that news story.

mugging for the cameras by King Critic January 10, 2016

mean mugging

1) To glare at another person with a scowl, or other antagonistic facial expression, with malicious intent, hoping to provoke a response from the intended receipient.

To glare, smirk, leer, stare.

mean mugging by cunninglinguist April 25, 2005

mugging 

Mugging; Is to stare or look at someone with malignant thoughts or intentions

Why you muggin on me?

mugging by disturbed May 6, 2004

mugging 

to stare at someone in a menacing or threatening way.

That cat's mugging, I think he wants to fight.

mugging by Max Critchfield June 20, 2003