1 definition by Hell’s Bells 1980

A 4th class or otherwise entry level power engineer/stationary engineer or boiler fireman, especially ones that do janitorial/housekeeping duties such as mopping floors as well as boiler maintenance, this term is largely considered outdated.
Mommy I don’t want to go to school! The furnace man is always hiding in the Girls bathroom!
by Hell’s Bells 1980 April 2, 2023
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