Top definition
a way to say goodbye, or that you're leaving

evolved from 1 love or 1, which got changed to uno, and then changed to uno out, stemming from the game "uno"
"yo, its madd late b, uno out"

mark- "alrite man, i'll talk yo you later, peece"
jamel- "iate kid, uno out"
by ookazi725 June 09, 2008
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