ῥάπισμα (rhápisma|hrap'-is-mah|noun|blow)
[Grk] ῥάπισμα LN: 19.4 GK: G4825 Hebrew: מָרַט‎
Derivation: from ῥαπίζω;
Strong's: a slap
KJV: --(+ strike with the) palm of the hand, smite with the hand.
See: ῥαπίζω