necessary vault

English

Etymology

Likely formed under influence from necessarium (“monastic latrine, outhouse, or lavatory”) and necessary (“outhouse; lavatory”).

Noun

necessary vault (plural necessary vaults)

1. (euphemistic, obsolete) An outhouse: an outbuilding used for the "necessary" business of urination and defecation.

Synonyms

• See Thesaurus:bathroom

Related terms

• See necessary

References

• Oxford English Dictionary, 3rd ed. "necessary, adj. and n." Oxford University Press (Oxford), 2003.