Meanings
nounnecessary vault (plural necessary vaults)
plural necessary vaults
- euphemisticobsoleteAn outhouse: an outbuilding used for the "necessary" business of urination and defecation.
Synonyms: outhouse
Synonyms & antonyms
nounAn outhouse: an outbuilding used for the "necessary" business of urination and defecation.
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Also see
Origin
Likely formed under influence from necessarium (“monastic latrine, outhouse, or lavatory”) and necessary (“outhouse; lavatory”).
Full word history & related roots →Cite this entry
APA
necessary vault. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/necessary%20vault
MLA
“necessary vault.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/necessary%20vault. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “necessary vault,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/necessary%20vault.
Source: necessary vault on Wiktionary, CC BY-SA 4.0.