Santigüeñazo
A slang term for a hard slap or smack to the face. Coined in Murcia (a region in southeast Spain), the word refers to the habit of religious teachers who would scold children by performing two gestures: making the sign of the cross and delivering a slap, both with equal intensity.
He gave him such a Santigüeñazo that he fell to the ground.
Automatically translated from Spanish
España