Lenni-Lenape \Len`ni-Len*a"pe\ (l[e^]n`n[i^]-l[e^]n*[aum]"p[asl]), n. pl. (Ethnol.) A general name for a group of Algonquin tribes which formerly occupied the coast region of North America from Connecticut to Virginia. They included the Mohicans, Delawares, Shawnees, and several other tribes.