a board or card with holes containing concealed slips or disks to be punched out, used in games of chance, raffles, etc.: the slips or disks bear numbers, names, prize designations, or the like
See punchboard in American Heritage Dictionary 4
(pŭnchˈbôrdˌ, -bōrdˌ)
noun
A small, usually rectangular board, used as a game of chance, that contains many holes each filled with a folded slip of paper that when punched out indicates a designated prize, win, or loss.