brakeman
/ˈbreɪkmən/noun
(pl. -men/-mən/)
1
- （〈英〉 亦作brakesman）chiefly N.Amer. railway worker responsible for a train's brakes or for other duties such as those of a guard〈主北美〉（火车上的）司闸员, 制动手。
2
- a person in charge of brakes, especially in a bobsleigh（尤指大雪橇的）刹车手。