1 definition by Live Long & Prosper

Top Definition
To high five someone whilst affecting the Vulcan Live Long and Prosper hand.
Person A: Dude, you'll never guess who I saw on the street today. T'Pau from Enterprise. For realsies!
Person B: No way! You have to hit this, brother.
(Sci-five ensues)
by Live Long & Prosper July 31, 2009

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