Definition of NACK

nack

Verb

  • To acknowledge negatively; to send a NAK signal to.

Scrabble Score: 0

nack: not valid in Scrabble (US) TWL Dictionary
nack: not valid in Scrabble (MW) Merriam-Webster Dictionary
nack: not valid in International Collins CSW Dictionary

Words With Friends Score: 0

nack: not valid in Words With Friends