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The sound you make when you're laughing so hard that you can't breathe. Used as a form of onomatopoeia to describe this sound, usually in the vocabulary of people who are so close they don't care how weird the other person is. (i.e. sisters, bffs/bros 4 lyfe). Pronounced like he-who-weeef
My sister, Caroline, was laughing so hard that snot came out her nose and she made a hehuweef sound.
by doratheexploradora January 02, 2015
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