When one would like to carry the conversation forward. A simpler way to say hi, hello, whats up, or sup.
Walking down the hall after 4th hour...
Alex:Supseis
Girl:What the fuck is that
Alex:I said Supseis, and now it is impolite to not say Supsies back. God haven't your parents taught you anything.
by Ferrari-Swag_19 January 20, 2012
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