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1. A different, more cooler version of the word 'yawn'.
2. Being so tired that you're 'yamning'.

3. A word created by a person so cool, but who 'yamns' too much.
*yamn* I'm so tired, I'm just going to fall asleep so I can stop yamning.
by Sexyβ™₯chica June 14, 2009
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