1 smack, cuff, whack, rap; spank; Colloq clout, wallop:
He said something extremely rude so she slapped him.
2 flap, slat, whip, beat, bat:
Can't you stop that blind from slapping in the wind?
3 fling, toss, splash, hurl, throw, sling:
If you slap some paint on it, no one will know the difference.
4 smack, blow, cuff, whack, rap, Colloq clout, wallop:
He got a hard slap on the cheek for using foul language.
5 Often, slap in the face. reprimand, reproof, rebuff, criticism, censure, rebuke, shot, thrust, attack, put-down, insult, offence, smack in the eye:
The speaker's reference to Anne's paper as 'trivial' was a severe slap in the face.
6 slap on. exactly, directly, precisely, straight, point-blank, right, squarely, plumb, smack, bang:
As usual, Barry's comments were slap on the mark.