What does NAK stand for?

Command Yachts Ltd., London, ON - Manufacturer code for watercraft hull identification number (USCG)

Nakanai - Language code (ETLW)

Nakhichevan - Former USSR - Seismograph station code, US Geological Survey - Closed (SEIS)

National Auto Credit, Inc. - NYSE symbol (SAG)

Negative Acknowledge - or Acknowledgment - Data communication

Negative Acknowledge Character (ECII)

Network Acknowledgment

No Acknowledgement (SAUS)

Non-Acknowledge (SAUS)

Non-Acknowledgment (SAUS)

Not Acknowledged (SAUS)

Nothing Adverse Known (ADA)

Nursing at Keyboard - Internet lingo (CHAT)

Negative Acknowledge Character - Computer science (AD)

Negative Knowledge (AD)

Nothing Adverse Known (AD)