noun
open-handed slap (sumo)
A sumo technique where the wrestler slaps the opponent's face or upper body with an open hand. Often used to stun or off-balance the opponent.
横綱は立ち合いで強烈な張り手を見せた。
The yokozuna delivered a powerful open-handed slap at the initial charge.
張り手は反則ではないが、連発すると注意
An open-handed slap is not a foul, but repeated use may draw a warning.
Compound of 張り (hari, 'slapping') + 手 (te, 'hand'). The term is specific to sumo.