What's on your mug?

the position of a passenger in the back seat of a vehicle directly behind the driver

"I don't want left nut! <Insert driver's name here> always pushes their seat back!"

By dopeLabber

The nut to the left side of your penicular structure.

Honey, I can't bang you tonight. My left nut got cut off.

By Anal Opener

An insult to one, usually stupid or retarded, always sagging, or sticking out.

Shut the fuck up you retarded left nut. Also can be used to decirbe an action etc. Thats so left nut.

By Sean Ellis

the left testicle a left wing screwball anyone on the political left

Those left nuts sure are radical insane extremists and they sure do like to suck eachother's left nut.

By you left guys all suck the left nut

Something to call your (non-existing) friends to piss them off

"You are now my left nut"

By OofMyWenus