1. The identification of a person by their habitual coffee drink order.

2. A fake name used when ordering coffee drinks.
1. (at coffee chain store) "They didn't ask you what drink you wanted." "Nah, they know my chai-dentity here."

2. "Why does it say 'Tom Petty' on the side of your Starbucks cup?" "Dude, that's my chai-dentity."
by Anna LeStache January 10, 2010
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