Meaning

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

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

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

originEtymology tree English fuse English -ee English fusee From fuse + -ee.

Etymology from Wiktionary, CC BY-SA 3.0