from the GNU version of the Collaborative International Dictionary of English
- n. One skilled in the theory or use of torpedoes; also, one who favors the use of torpedoes.
from The Century Dictionary and Cyclopedia
- n. One who uses or who advocates the use of torpedoes.
Sorry, no etymologies found.
By painting cunning arrangements of stripes and splashes of different colours a ship's course and speed could be so disguised that the torpedoist was puzzled in getting his sights on her and in working out the range and speed.
When, therefore, a big, powerful, and rather odd-looking man was found clinging to one of their cables, they at once set him down as an unsuccessful torpedoist, and a careful search was instantly made round the vessel as a precaution.
-- Yours affectionately, U.B. "P.S. -- I mentioned you to the captain as a friend of mine, and an enthusiastic torpedoist.