What is Underbelly Cleavage?
1.
(noun): A rather large portion of fat extruding from a person's (man or woman) shirt, so much the belly is sticking out of the shirt he/she is wearing. The inverse of cleavage.
Eww she is showing some serious underbelly cleavage. Turn away!
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Random Words:
1.
when a female appears to be very promiscuous, as if she looks like the kind of person that would be willing to give oral sex to a males ..