smackeroo [smak-uh-roo]
noun, plural smack·er·oos. Slang.
1. a hard slap or swat: He gave the ball a smackeroo.
2. smacker (def 1).
3. a noisy kiss.
Origin: smack or smack(er) + -eroo
Now YOU come up with a sentence (or fic? or graphic?) that best illustrates the word.