1. a member of a North American Indian people living in coastal California between Monterey and San Francisco Bay;
2. a Penutian language spoken by the Costanoan;
WordNet (r) 3.0 (2006):
Costanoan
n 1: a member of a North American Indian people living in
coastal California between Monterey and San Francisco Bay
2: a Penutian language spoken by the Costanoan