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3.
Excrement; Waste matters expelled from the rectum; The product of defecation or bowel movements; Feces;
In other words, shit. Called man egg because it is the only egg a man can lay.
Timmy's dad just laid a man egg!
by Pig Child March 06, 2008
 
1.
Another term for a load of semen.
Joe dropped a load of man egg on anne.
by Ralphy Cakes October 15, 2007
 
2.
Testicles also known as balls
"Hey what up dude?"

"Shut up you homo!!"

"Go suck some man eggs!!!"
by Jerold April 09, 2008
 
4.
a male having only one testicle.
Haris is a manegg
by Red October 01, 2003