Galaxy (N.Y.) July 61: From this operation [...] has come one of the most common of modern slang phrases, ‘handing in his checks,’ as a synonym for death; and there is something of a grotesque humor in the metaphor [...] There is something funereal in the gravity and decorum of the faro room, and there is a deal of the utter abandon of death in the staid recklessness with which an infatuated player stakes his last dollar on the turn of a card.at hand in one’s checks (v.) under check, n.1