Bash

Meaning

Proper Noun

• the Free Software Foundation's command interpreter (the "shell") for UNIX-like operating system.
• Scripting language provided with this interpreter.
• Shortening of Sebastian

Origin

• Short for Bourne-again shell, a pun on the name of the Bourne shell, an earlier Unix shell designed by Stephen R. Bourne, and the Christian concept of being "born again".