Dictionary
co•sig•na•to•ry
Pronunciation: (kō-sig'nu-tôr"ē, -tōr"ē), [key]
—adj., n., pl. -ries.
—
adj.
signing jointly with another or others.
—
n.
a person who signs a document jointly with another or others; cosigner.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.