• synonyms

post-office box

See more synonyms for post-office box on Thesaurus.com
  1. (in a post office) a locked compartment into which the mail of a box renter is put to be called for. Abbreviation: POB, P.O.B.
Show More

Origin of post-office box

An Americanism dating back to 1825–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018