fusee (n.)a spirally grooved spindle in a clock that counteracts the diminishing power of the uncoiling mainspring;
Synonyms: fusee drive
fusee (n.)a colored flare used as a warning signal by trucks and trains;
Synonyms: fuzee
fusee (n.)a friction match with a large head that will stay alight in the wind;
Synonyms: fuzee
fusee (n.)any igniter that is used to initiate the burning of a propellant;