Mediocre sex - comes from the saying "Sex is like jello. When it's good, it's really good. But when it's bad, it's still pretty good."
A: "So, you shagged her last night? How was it?"
B: "Jello."
A: "Beats watching TV, right?"
by Prp Guy April 04, 2006
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You got Super Bowl tickets? I'm so jello.

OR

Oh my god are those Manolos? Jello!
by The Ly March 14, 2007
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another term used to describe the quality of a butt.
1) Tim has a nice, round jello!

2) Dang she has a nice jello; it's so jiggly and wiggly.
by jaja! December 17, 2009
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slang for a gelatin dessert (based on Jell-O, a common brand name of gelatin dessert)
If you want that jello, wait until after dinner time.
by The Return of Light Joker October 24, 2009
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ass, usually that of a female. Booty.
Mommy, hello. Make it wiggle like Jello.-The Pack
by J-Mice December 08, 2007
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