check bit: Meaning and Definition of

check' bit"

Pronunciation: [key]
— Computers. Computers.
  1. a binary digit used as part of a unit of information that is intended to indicate whether or not an error has occurred in the transmission or storage of the information. Cf. parity bit.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.