with noisy violence: He drove slam-bang through the garage door.
quickly and carelessly; slapdash.
excitingly fast-paced, especially in a noisy and violent way; action-filled; thrilling: a slam-bang ending to the movie.
vigorous and fast but careless; slapdash.
outstanding or powerful; excellent: a slam-bang keynote address.
verb (used without object) 7.
to act or proceed in a chaotic or disorderly fashion: The children slam-banged into the furniture.
Origin: Related forms