The American Heritage® Dictionary of the English Language, 4th Edition
n. One who operates, inspects, or repairs brakes, especially a railroad employee who assists the conductor and checks on the operation of a train's brakes.
n. A railroad employee responsible for a train's brakes, couplings etc
the GNU version of the Collaborative International Dictionary of English
n. A man in charge of a brake or brakes.
n. The man in charge of the winding (or hoisting) engine for a mine.
The Century Dictionary and Cyclopedia
n. A man whose business is to apply the brakes on a railroad-train which are operated by hand.
n. 2. In mining, the man in charge of the winding-engine.
n. Sometimes spelled breakman, and in Great Britain often called brakesman.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a railroad employee responsible for a train's brakes
Word Usage
"Guadalajara godfathers authorized a push training track, 70 meters from start to stopping place, a rude barricade, a stack of old auto tires in case the brakeman is caught napping."