1. an oblong metal ring with a spring clip; used in mountaineering to attach a rope to a piton or to connect two ropes; [syn: carabiner, karabiner, snap ring]
WordNet (r) 3.0 (2006):
snap ring
n 1: an oblong metal ring with a spring clip; used in
mountaineering to attach a rope to a piton or to connect
two ropes [syn: carabiner, karabiner, snap ring]