Definition of nicey in US English:

nicey

(also nicy)

adjective

informal
  • Nice. Also reduplicated for emphasis, as "nicey-nicey"adjective also nicey-nice.

noun

informal
  • A nice person or thing; a treat.

Origin

Mid 19th century; earliest use found in Anthony Trollope (1815–1882), novelist. From nice + -y.

Pronunciation

nicey

/ˈnʌɪsi/