group identifier

<operating system>

(gid) A unique number, between 0 an 32767, identifying a set of users under Unix. Gids are found in the /etc/passwd and /etc/group databases (or their NIS equivalents) and one is also associated with each file, indicating the group to which its group permissions apply.

Last updated: 1996-12-01

Nearby terms:

Group Code Recordinggroup identifierGroup SeparatorGroup-Sweeping Scheduling

Try this search on Wikipedia, Wiktionary, Google, OneLook.