1 definition by Dusk.

a feeling of utter bliss that happens when you're lying on your floor after doing something particularly exerting, when all your muscles relax and you could just pass out right there. similar to a bedgasm, but on the floor. sometimes called floorgasm
girl: "uhngggg...."
guy: "hey, you okay?"
girl: "yeah i'm fine, i'm just having a stretchgasm, don't mind me."
by Dusk. December 25, 2009
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