fusee

noun

1. 1

   any igniter that is used to initiate the burning of a propellant

2. 2

   a friction match with a large head that will stay alight in the wind

3. 3

   a colored flare used as a warning signal by trucks and trains

4. 4

   a spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring