Definitions by Steve_Urkel

Rockblock 

A term used in climbing for when someone jumps in front of you in an attempt to finish a climb before you or stop you from getting on a climb. Can be intentional or accidental.

"Dude, I've been waiting to get on this climb for 10 minutes, don't be a rockblocker."

Rockblock by Steve_Urkel March 28, 2019