- a person employed in an apartment house, office building, school, etc., to clean the public areas, remove garbage, and do minor repairs; caretaker.
- Archaic. a doorkeeper or porter.
- to be employed as a janitor.
Origin of janitor
Examples from the Web for janitorial
Many of the folks he daps are simply secretaries, security, and even the janitorial staff.‘black-ish’ Keeps It Real about the Invisible Black Man
September 24, 2014
It creates a new visa category, a W visa, for non-farm temporary workers in areas like janitorial services, construction, retail.Slight Revision on Immigration
April 1, 2013
His father ran a janitorial business and Tucker would help out by working as a janitor as the local Burger King.Chris Tucker’s Journey From Tax Problems to ‘Silver Linings Playbook’
November 14, 2012
Besides, I was ignorant then of janitorial tyranny as the accepted code.
We had not awakened as yet to the fulness of janitorial tyranny and power.
Were they in some kind of a janitorial uniform so that you could tell that they were employees?Warren Commission (12 of 26): Hearings Vol. XII (of 15)
The President's Commission on the Assassination of President Kennedy
- Scot, US and Canadian the caretaker of a building, esp a school
- mainly US and Canadian a person employed to clean and maintain a building, esp the public areas in a block of flats or office building; porter
Word Origin and History for janitorial
1580s, "an usher in a school," later "doorkeeper" (1620s), from Latin ianitor "doorkeeper, porter," from ianua "door, entrance, gate," from ianus "arched passageway, arcade" (see Janus) + agent suffix -tor. Meaning "caretaker of a building" first recorded 1708.