Definition of nuttin' in US English:

nuttin'

(also nutting, nuttin, nutt'n')

noun

Irish English, Caribbean, North American
informal
  • Nothing noun.

Origin

Mid 19th century; earliest use found in Littell's Living Age. Representing a colloquial pronunciation of nothing [noun].

Pronunciation

nuttin'

/ˈnʌt(ɪ)n/