foobar
(slang) A serious mistake.
Definitions
#1·Apr 27, 2026
(slang) A serious mistake.
Origin: Phonetic spelling of FUBAR, which is either an acronym for "fucked up beyond all recognition", or derived from foo. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).
Heard in the wild
“@zed.dev lemme re-name and re-order threads and give them custom colors and icons AND STOP RENAMING foobar to /Users/ahhhh/projects/foobar WHEN THERE'S SEVERAL FOOBAR PROJECT OPEN kthx 🥰”
— Bluesky· May 2026
Was this helpful?
Comments
#2·Apr 27, 2026
(programming) A metasyntactic variable name, a place holder for words; compare foo, bar.
Was this helpful?
Comments
Have a better definition?
Add your own interpretation of "foobar".
⚡About Tech, Dev & AI slang
The vocabulary of software engineers, AI researchers, and anyone living in a terminal or on GitHub — from LLM to MCP, CORS to vibe coding, agentic to enshittification.
See all Tech, Dev & AI slang on Slangora.
Tags
Other words near "foobar" (F)
Browse all slang words starting with F.