2 definitions by als

Top Definition
One
it means bye
Geeky people say bye, but cool people say one instead.
by als June 25, 2002

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Certain or true; bereft of any doubt or skepticism. Typically used as an affirmative response in conversation.
1: You down to hit up that club later?
2: No doubt son, no doubt.
by als August 21, 2003

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