Top definition
not bloody likely
"I hooked up with Bongo last week at her barbecue."
"You, with her? Fat chance!"
by Harley February 05, 2004
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2
Actual meaning: a very good chance, opposite of a slim chance.

Typical usage: sarcasticly, as to imply that there is no chance in hell.
Let's do the right thing and serve these guys!

Pschh. Fat chance. (chuckles)
by TreeWeezel October 24, 2011
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4
The opportunity to have sex with a overweight individual.
That heifer over there is giving you the eye, now's your fat chance.
by nucleus May 31, 2004
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