(computing, informal) An idiom or behaviour that is characteristic of the Unix operating system.

plural of Unixism

(software) Any Unix-like operating system, including Unix. / (software) Collectively, Unix and unix-like operating systems.

(computing) A computer operating system that shares the original source code by Dennis Ritchie and Ken Thompson, currently owned by Novell.

Unix, the original operating system developed by K&R at Bell Labs / Unix, the operating system standard shepherded by The OPEN Group

plural of Unix

(computing, slang, derogatory) A Unix system manager. / (computing, slang, derogatory) A person enamored of Unix.

plural of Unix weenie

(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