What does "janitor" mean?

Someone who looks after the maintenance and cleaning of a public building.

What is a synonym for "janitor"?

Common synonyms include: caretaker, cleaner, custodian, air warden, attendant, caretaker.

Pronounced //ˈd͡ʒænɪtə//.

/ˈd͡ʒænɪtə/ noun

noun ·Uncommon ·College level

Noun

1
Someone who looks after the maintenance and cleaning of a public building. Philippines, US
2
someone employed to clean and maintain a building wordnet
3
Someone who looks after the maintenance and cleaning of a public building.; A caretaker or custodian; someone who maintains a school building specifically and may serve other administrative roles (the term caretaker is also used in Hong Kong, particularly in ESF and independent British schools). Hong-Kong, Philippines, Scotland, US
4
A doorman.
5
A moderator for a discussion forum. Internet, derogatory, sometimes

"Tom accepted the job as janitor at the local high school."

From Latin ianitor (“doorkeeper”).