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Definition of mailroom
mailroom
/ˈmeɪl.ruːm/
mail · room
Plural:mailrooms
mailroom Lexical Profile
CEFR
B1
Grade
5
Tier
2
Usage
Top 10k
Syllables
2
mailroom Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
North American A room or department in an office building, school, or institution where incoming and outgoing mail and packages are received, sorted, and distributed.
Example
"Please drop the signed contracts off at the mailroom before the afternoon courier arrives."
Synonyms
View all synonyms for mailroom• Rhymes for mailroom
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Mailroom. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/mailroom