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n. pl. Susquehannock or Sus·que·han·nocks
1. A member of a Native American people formerly located along the Susquehanna River in New York, Pennsylvania, and Maryland. The Susquehannock were extinct by 1763. Also called Conestoga, Susquehanna.
2. The Iroquoian language of the Susquehannock.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.