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2.
having the ability to handle or deal with an intensely sexy situation
"dude, you don't have enough manwidth to handle those girls"
by Fru May 02, 2006
 
1.
The diameter of one's penis, and a measure of meaty manliness. First coined in a comic by Penny Arcade. See Fat Pipes.
My manwidth drives the ladies wild.
by Jack August 05, 2006