Deadbirding is when you fall (usually while rockclimbing) and get cornholed by a tree or similar structure.
Tom - Dude, be careful, if you come off of that overhang you're going to pendulum and deadbird right on to that tree.

Jeremy - Yeah, got it...umm...oops...Fallling!

*swings*

*deadbirds*

Tom - Ooohhh. Yeah, just like that....
by scm2011 February 17, 2011
Get the deadbird mug.
i aint smoking that sorry ass chronic, fire up some deadbird,cuz!
by fishegg June 19, 2004
Get the deadbird mug.
Someone who has consumed far too many drugs in their life and has now become useless and slightly insane.
Yea dude All those dabs and Xanax have turned tony into a deadbird
by Franklin sheen June 29, 2016
Get the Deadbird mug.