Kills, say, with toboggans (7)

I believe the answer is:

sleighs

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

'toboggans' is the definition.
The definition and answer can be both man-made objects as well as being plural nouns.
Maybe you can see a link between them that I can't see?

I can't explain the remainder of the clue.

Can you help me to learn more?

(Other definitions for sleighs that I've seen before include "More than one sledge" , "vehicles that skid" , "smooth-running vehicles" .)

I've seen this clue in The Irish Independent.

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.