What does NACK stand for?

What does NACK mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: NACK.

We've found a total of 5 definitions for NACK:

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NACK

Negative ACKnowledge

Computing » Assembly

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NACK

Negative ACKnowledge

Computing » Networking

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NACK

Negative ACKnowledge

Computing » General

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NACK

Negative ACKnowledge

Computing » Software

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NACK

Network of Anyone Collecting Keychains

Miscellaneous » Hobbies

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What does NACK mean?

nack(Verb)
To acknowledge negatively; to send a NAK signal to.

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"NACK." Abbreviations.com. STANDS4 LLC, 2015. Web. 27 Apr. 2015. <http://www.abbreviations.com/NACK>.