noun
outside leg trip
A sumo kimarite where the attacker hooks the opponent's leg from the outside and pulls it up to trip them.
横綱は外掛けで相手を土俵に転がした。
The yokozuna tripped his opponent onto the dohyo with an outside leg trip.
内掛け is an inside leg trip, hooking the opponent's leg from the inside, while 外掛け hooks from the outside.
Compound of 外 (soto, 'outside') and 掛け (kake, 'hooking'), referring to the outside leg hooking action in sumo.