schiaffeggiare bedeutet auf Englisch

slap [slapped, slapping, slaps]▼(to give a slap)
verb
[UK: slæp] [US: sˈlæp]He slapped me. = Mi schiaffeggiò.

smack [smacked, smacking, smacks]▼(to slap someone)
verb
[UK: smæk] [US: ˈsmæk]