any girl with loose morals and/or a girl who has a sexual relation with a best friends man.
"she slept wit yo Boo?? What a jiggly Twat!!"
by jess klink June 30, 2008
Get the jiggly twat mug.
it's just a bloated tubby bloke.. an obese person, if you will.

or a really fat vaginal region
Whoa, look at the size of that jiggly twat.
by plumb December 6, 2007
Get the jiggly twat mug.