(historical, chiefly, nautical) A mixture of chemicals (including nitre, sulfur and antimony) used in the eighteenth and nineteenth centuries for night-time signaling and general illumination.
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(US, colloquial, now, historical) A New England federalist, who opposed the Anglo-American War of 1812; loosely, a federalist.
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(countable) A flashing light, usually fitted to an emergency vehicle.
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.