A process in which an individual beats another individual up so badly that the attacker suddenly orgasms and ejaculates all over the victims body
Burgler: ima lay the Fucksmack on you pal!!
Man: No!
by Derkadurr March 12, 2017
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Using smack as anal lubricant. Feels good, and tastes good after you've taken the smack.
Duuuuuudddddee! Thats shit tasting fucksmack.
by Curt flabbs December 8, 2003
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Whilst having sex doggy style, these are the slaps the man puts onto his partners ass.
Lets go to bed so I can do you doggy and fucksmack your ass.
by John Kev September 20, 2008
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