"go away!" 1838, from expression quicker than s'cat "in a great hurry," probably representing a hiss followed by the word cat.
"nonsense patter sung to jazz," 1926, probably of imitative origin, from one of the syllables used. As a verb, 1935, from the noun. Related: Scatting.
"filth, dung," 1950, from Greek stem skat- "dung" (see scatology).
: precise ''scat'' singingnoun
Pattering staccato gibberish sung to songs, esp jazz songs: Then I'd carry on some of my scatverb
: Scatting has almost always been used by jazz singers as an interlude
[1926+ Jazz musicians; origin unknown; probably one of the nonsense syllables used]
To drive or otherwise move very fast
[1950s+ Teenagers; fr early 1800s ss cat, a hissing address designed to drive away a cat; the earliest occurrence is in the expression quicker than ss'cat]