look up any word, like basic bitch:
 
1.
If you have a cold and someone is being annoying cough or sneeze in your hand and precede to smack the annoyance across their face.
you: shut up!

them: no (continuing to be annoying)

you: Sick Slap! (sneeze in hand and slap across their face)
by zawayou April 13, 2011