adverb Informal.

with noisy violence: He drove slam-bang through the garage door.
quickly and carelessly; slapdash.


verb (used without object)

to act or proceed in a chaotic or disorderly fashion: The children slam-banged into the furniture.

Origin of slam-bang

An Americanism dating back to 1830–40
Related formsslam-bang·er, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for slam-bang

Historical Examples of slam-bang

  • You takes your coat off and I takes off mine, and we goes at it, here and now, slam-bang.

    The Soul of Susan Yellam

    Horace Annesley Vachell

  • Honest, slam-bang, line play has never entered into their scheme of things.

    Pieces of Hate

    Heywood Broun

  • The door creaked and pushed off its hinges, falling with a slam-bang.

    "Say Fellows--"

    Wade C. Smith

  • Right under Uncle Wiggily they flew, and just as the sky-cracker was going to burst with a "slam-bang!"

  • Later, the C-bar-K boy admitted that the Alhambra whiskey was not so bad, and his slam-bang denunciation of it uncalled for.

    The Sunset Trail

    Alfred Henry Lewis

British Dictionary definitions for slam-bang



another word (esp US) for slap-bang
US informal carelessly; recklessly
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012