1 definition by Doomymcmushroom
a saying that is most appropriately used when you see a female that has over-sized breasts compared to the rest of her body, and she is OBVIOUSLY wearing a padded bra and such.
guy1:"Dude, you see that girl?! Her rack is pretty impressive!"
guy2:"no dude, she's just GELLIN' WITH HER MELONS."
guy2:"no dude, she's just GELLIN' WITH HER MELONS."
by Doomymcmushroom June 10, 2009