smack up

verb

To beat up physically.

Meanings

verbsmack up (third-person singular simple present smacks up, present participle smacking up, simple past and past participle smacked up)

present singular third person smacks up · participle present smacking up · participle past smacked up · past smacked up

  1. informalTo beat up physically.

    1997, The Prodigy, Smack My Bitch Up (song title)

    3 more examples

    They might even smack her up a bit but not too much.

    1997, Lorraine Johnson-Coleman, Just plain folks

    1998, South Park Episode 217, "Gnomes" Mr. Garrison: "Well, let me put it another way. You have to give your oral report to the entire South Park Town Committee tomorrow. And if it doesn't kick ass, and you make me look bad, Mr. Hat is gonna smack you bitches up!"

    "If I don't protect the baby, the bears will smack her up."

    2001, Craig Lesley, Storm Riders
  2. informalslangTo use heroin or be intoxicated on heroin.
Cite this entry
APA

smack up. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/smack%20up

MLA

“smack up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/smack%20up. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “smack up,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/smack%20up.

Source: smack up on Wiktionary, CC BY-SA 4.0.