Akademik

scat
1.
v. & int. colloq.
—v.intr. (scatted, scatting) depart quickly.
—int. go!
Etymology: perh. abbr. of SCATTER
2.
n. & v.
—n. improvised jazz singing using sounds imitating instruments, instead of words.
—v.intr. (scatted, scatting) sing scat.
Etymology: prob. imit.

Useful english dictionary. 2012.