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noun Uncommon

janitor

JA-nih-tuh

Janitor (noun) means a person employed to clean and maintain a building, such as a school or office. Example: “The janitor mopped the hallway after the last class left.”

noun
1
A person employed to clean and maintain a building, such as a school or office.
"The janitor mopped the hallway after the last class left."
"He asked the janitor for a spare key to the supply closet."
2
A moderator who manages and cleans up content on an online discussion forum.
"A janitor deleted the spam posts within minutes."

How to use janitor

Learner’s notes

In plain EnglishSomeone whose job is keeping a building clean and running smoothly — mostly used in American English (the UK equivalent is usually "caretaker").

UK vs US

Mainly American; British English typically says "caretaker" for the same job.

Easily confused with
Common pairings
school janitor building janitor janitor's closet

Word forms

janitors plural

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Fill the gap

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The _____ mopped the hallway after the last class left.

Etymology

From Latin ianitor, "doorkeeper," from ianua ("door") — the original janitors literally guarded entrances rather than cleaned them.

Origin: Latin

Related words

Rhymes for janitor

See all rhymes for janitor →

Frequently asked questions

What does “janitor” mean?

The word “janitor” means a person employed to clean and maintain a building, such as a school or office. In plain terms, someone whose job is keeping a building clean and running smoothly — mostly used in American English (the UK equivalent is usually "caretaker").

How do you pronounce “janitor”?

“Janitor” is pronounced JA-nih-tuh (/ˈd͡ʒænɪtɚ/ in IPA).

How do you use “janitor” in a sentence?

Here is “janitor” used in a sentence: “The janitor mopped the hallway after the last class left.”

What is another word for “janitor”?

Words with a similar meaning to “janitor” include caretaker, cleaner, custodian, maintenance person, porter and groundskeeper.

What part of speech is “janitor”?

“Janitor” is a noun.

Where does the word “janitor” come from?

The word “janitor” comes from Latin. From Latin ianitor, "doorkeeper," from ianua ("door") — the original janitors literally guarded entrances rather than cleaned them.

Is “janitor” a common word?

“Janitor” is an uncommon word in modern English.

How many meanings does “janitor” have?

“Janitor” has 2 distinct senses listed in this dictionary. The most common is: a person employed to clean and maintain a building, such as a school or office.

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