#1 slap v. hit with something flat, like a paddle or the open hand; "The impatient teacher slapped the student"; "a gunshot slapped him on the forehead". wn
#2 slap n. [smack] a blow from a flat object (as an open hand). wn
#3 slap r. [bang, slapdash, smack, bolt] directly; "he ran bang into the pole"; "ran slap into her". wn
#4 slap n. [smack, smacking] the act of smacking something; a blow delivered with an open hand. wn
vizzz