-də(r)ˌman, -_mən noun
( plural powdermen )
1. : one who works with explosives: as
a. : one whose work is blasting with powder
b. : one in charge of the storage and issuance of explosives at a mine
c. : one who screens and melts trinitrotoluene and fills projectile cases
2. : a worker who blends and heats the powders from which plastics are molded