n. 25B6; noun
she gave him a smack : SLAP, clout, cuff, blow, spank, rap, swat, crack, thump, punch; informal whack, thwack, clip, biff, wallop, swipe, bop, belt, bash, sock.
the parcel landed with a smack : BANG, crash, crack, thud, thump.
(informal) a smack on the lips : KISS, peck; informal smacker.
25B6; verb
he tried to smack her : SLAP, hit, strike, spank, cuff, clout, thump, punch, swat; box someone's ears; informal whack, clip, wallop, biff, swipe, bop, belt, bash, sock; Scottish & N. English informal skelp; N. Amer. informal boff, slug, bust.
the waiter smacked a plate down : BANG, slam, crash, thump; sling, fling; informal plonk; N. Amer. informal plunk.
25B6; adverb (informal) smack in the middle : EXACTLY, precisely, straight, right, directly, squarely, dead, plumb, point-blank; informal slap, bang; N. Amer. informal smack dab.