1. A small silvery fish of the herring family found in North American Atlantic waters, especially in Maritime Canada; also called alewife.
Usage: Regional, chiefly Canadian Maritime; Often used in plural form

Examples

• The gaspereaux run up the rivers each spring to spawn.
• Fishermen in Nova Scotia have long harvested gaspereaux for food and bait.
• The local market sold fresh gaspereaux caught that morning.
• Gaspereaux are an important part of the Maritime fishing tradition.