往おう復ふくビンタ

noun

double slap; forehand and backhand slap

A slap delivered with both the forehand and backhand in quick succession, often as a dramatic or comedic gesture.

• 彼かれは怒おこって相あい手てに往おう復ふくビンタを食くらわせた。

  He got angry and gave his opponent a double slap.

• 漫まん画がのシーンで、主しゅ人じん公こうが悪あく役やくに往おう復ふくビンタをする場ば面めんがある。

  In the manga, there is a scene where the protagonist gives the villain a forehand and backhand slap.