Quelff

I deep sigh or either pleasure, or plain relief.
I quelffed so hard after I finished than math exam.
by Chanc100 December 08, 2015
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Quelff

Dude, I had the biggest quelff after that test.
by Chanc100 October 22, 2015
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quelff

A deep sigh, or breath, usually either in pain, anger, or pleasure.
"Dude I was so happy to finish that test that I nearly quelffed."
by Chanc100 October 23, 2015
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