[ koh-mey-ker, koh-mey-ker ]
/ koʊˈmeɪ kər, ˈkoʊˌmeɪ kər /

noun Finance.

a person who formally undertakes to discharge the duties of the maker of an instrument, especially a promissory note, in the event of the maker's default.

Origin of comaker

First recorded in 1930–35; co- + maker Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019