foobar.
A serious mistake.
Meaning & usage
A serious mistake.
A metasyntactic variable name, a place holder for words; compare foo, bar.
Where this word comes from
Phonetic spelling of FUBAR, which is either an acronym for "fucked up beyond all recognition", or derived from foo.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.