ACK
From Wikipedia, the free encyclopedia.
ACK can refer to:
- a packet used in the Transmission Control Protocol to acknowledge receipt of a packet, and the basis of TCP's reliability;
- the "Acknowledgement" control character (code 0x06) in ASCII;
- the IATA airport code for Nantucket Memorial Airport;
- an interjection made popular in the U.S. by Bill the Cat from Bloom County.
