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Coughing and Farting at the same time. When one is sick, and coughing up a storm, a fart suddenly slips out.
Man I was so sick I kept caf'ing all day long...

Man did you hear her caf?

Dayum I caf'ed infront of the class!!

I explained to the class what C.A.F-caf was and they started lol..
by BigDaddyErn January 03, 2011
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