1. To talk nonsense, rubbish or any other form of crap.
2. To lie or to make a false statement.
3. To offend or irritate someone verbally.
John: Hey, did you hear that Billy has done skydiving, bungie jumping, white-water rafting, crocodile wrestling and flew a fighter jet.

Chris: Nah man...he's chatting swag.
by superniall50 December 9, 2007
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