mus·kel·lunge or mus·ke·lunge (mŭs'kə-lŭnj') n.
pl.muskellunge or mus·kel·lung·es or muskelunge or mus·ke·lung·es A large food and game fish (Esox masquinongy), the largest member of the pike family, found in lakes and rivers of the northern United States and southern Canada.
[Canadian French maskinongé, from Ojibwa maashkinoozhe.]