maintenance man

NOUN
15 LETTERS · STARTS WITH M

maintenance man is a valid 15-letter word worth 20 points in Scrabble and 27 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
M3A1I1N1T1E1N1A1N1C3E1M3A1N1
3 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 1 + 0 + 3 + 1 + 1 =20 PTS
DOUBLE WORD → 40TRIPLE WORD → 60
MEANING

What does maintenance man mean?