1 definition by George Turnbull
a person called mundo or a mundo has/is an enourmous penis so large that most women struggle to insert it into their vaginas, a penis so large that when erect does not rise but falls under its own weight
"oh my good gracious me did you see that guys mundo in the shower last night its not like me to stare but it was huge"
by George Turnbull April 15, 2007