a person who works in a garage, as a mechanic or attendant
Word origin
[1915–20; garage + -man]This word is first recorded in the period 1915–20. Other words that entered Englishat around the same time include: GI, conditioning, decoder, soviet, takeout-man is a combining form, used in the formation of compound words indicating a man ofa certain type or with a certain job. Other words that use the affix -man include: floorman, freshman, lineman, midshipman, pitchman