comshaw noun 2verb 1forms 3 noun2 •(old-fashioned) A bribe or gratuity for a service or for arranging a deal; squeeze.It is a case of cash down; you have to part there and then, and on the strength of this “comshaw,” or squeeze. — 1899 •(slang) The practice of pilfering or bartering for surplus items.Mostly by way of "comshaw," a sailor's term for bartering, but it was usually a coffee grounds deal at LBNS. — 2002 verb1 •(slang) To acquire without officially requisitioning; to pilfer or barter for surplus items.As soon as she was recommissioned Com7thFleet had comshawed her for his flagship. — 2000 formscomshawed · comshawing · comshaws