Crossword Genius

Its launchers hope it will sink (7)

Ross

I believe the answer is:

torpedo

I'm a little stuck... Click here to teach me more about this clue!

'sink' is the definition.
(I've seen this in another clue)

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for torpedo that I've seen before include "fish you want" , "Such as could sink" , "Explosive missile from submarine" , "electric ray" , "To wreck" .)

I've seen this clue in The Globe and Mail.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.