Definition of neato in English:

neato

(also neat-o, neat-oh)

adjective

North American
slang
  • That is excellent, desirable, or ‘neat’; wonderful, ‘fantastic’. Also as interjection See "neat".

Origin

1950s; earliest use found in Stephen Longstreet (b. 1907). From neat + -o.

Pronunciation

neato

/ˈniːtəʊ/