Top Definition
The continual inhaling of alcohol or hemp smoke to keep the day lively and interesting.
Ed: Uno Maas?
Snowman: Uno Maas!!
by foug March 25, 2003
1 more definition
I don't know the use of the term, but it obviously comes from spanish meaning 'one more': uno más.
Want some more?
Uno más.
by Ariel September 01, 2004

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