When someone passes out or falls while under the influence of nitrous oxide. (v)
*At Phish concert*
Guy 1: Yo bro! There's like a whole liter of blood on the ground over there!
Guy 2: Yeaaaahh man , looks like somebody totally phished out and smacked their dome.
Guy 1: Gnarly!
by LifeGivingTaco December 8, 2019
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