Casement Roger David

Case·ment

 (kās′mənt), Sir Roger David 1864-1916.
British diplomat who sought German assistance in the Irish nationalist cause during World War I and was executed for treason.
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.