noun; a very painful and exhausting hockey drill in which you skate from goal line to blue line and back, goal line to red line and back, goal line to blue line and back. Sometimes extended to goal line to goal line.
These drills make you skate faster, and also make you vomit.
Dude 1: Coach made us do herbies last night...puked up four weeks worth of food out there.
Dude 2: How are you even standing right now?