What is Jamonga?
1.
A lovely set of cup-size D or larger
Sam: "Yeah, so I fucked up my bio midterm an-- {gaze wanders} ooh Jah-MONG-ah..."
Kevin: "Hey yo, Snap out of it. What you lookin?... oh yes... daddy like doz."
Sam: {Whistfully} ...Jamonga....
See
2.
The act of someone being huge but being a total numb nuts....aka retard.
1.Damn Ivan is such a jamonga.
2.Holy crap Marcano is acting like a jamonga.