1. a cold-water marine fish with a thick, lumpy body and sucker-like pelvic fins, often used commercially for its roe

Examples

• The lumpfish uses its sucker fins to attach to rocks in strong currents.
• Lumpfish roe is harvested as a caviar substitute.
• Commercial fisheries often catch lumpfish in the North Atlantic.
• The aquarium’s lumpfish clung to the glass with its specialized fins.
• Lumpfish are sometimes used to control sea lice on salmon farms.
• The chef garnished the dish with black lumpfish caviar.