A system for describing instants in time, defined as the number of seconds that have elapsed since 00:00:00 Coordinated Universal Time (UTC), Thursday, 1 January 1970, not counting leap seconds, used in Unix and many other operating systems.

(computing) An approach to software development based on the experience of developing the Unix operating system, emphasizing the creation of minimalist, modular, extensible code that can be easily maintained and repurposed.

Less common spelling of Unix-like

(computing, informal) Characteristic or reminiscent of Unix operating systems.

Less common spelling of Unix-like

(computing) Resembling or characteristic of Unix; Unix-like.

(computing, slang) plural of Unix

plural of Unixoid

(computing, informal) Characteristic or reminiscent of Unix operating systems.

(computing, informal) A Unix user.