meanmugger

noun. one who meanmugs. meanmug means to stare down or 'grill' someone. The etymology is mean+mug (meaning face). as in: to show someone a mean/angry face = to meanmug = to stare.

"He's just a bitch-ass meanmugger; he won't actually do shit. All bark no bite."

by Harrebscht February 20, 2012

auto-meanmugg

The un-explained feeling having to always look over at the driver next to you while your are passing them on the freeway.

B. see auto-acknowledge for more information
ie- " that s.o.b f'n auto-meanmugged me when I cut him off"

by ludacraig October 24, 2008