powder monkey

noun3

1. •
   A person employed to carry gun powder from the ship's magazine to the gun deck during a battle; in the 18th century Royal British and U.S. Navies, this task (also carrying water) during battles became a permanent nickname for the ship's cabin boys and apprentice seamen.
2. •
   (informal) An explosives expert; a person who sets explosives.
3. •
   (informal) A skier or snowboarder who avidly seeks out the “powder” (light, dry, fluffy snow).

   • How's about this then me little powder monkeys... A chance to WIN A SNOWBOARD OF YOUR CHOICE up to the value of £350. — 2002