look up any word, like smh:
when a wound occurs, such as a papercut, and begins to bleed immediately, normally resulting in a bloody mess.
Tiffany: "Ouch!..Dude that was a wicked paper cut i got just now."
Stephanie: "Ooooooh! That one's an insta-bleeder!"
by chicklet55 January 30, 2009

Words related to insta-bleeder

bleeding blood instant bleeding ouch! papercut.