punched card(redirected from Overpunch)
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(Computer Science) (formerly) a card on which data can be coded in the form of punched holes. In computing, there were usually 80 columns and 12 rows, each column containing a pattern of holes representing one character. Sometimes shortened to: card
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|Noun||1.||punched card - a card on which data can be recorded in the form of punched holes|
card - one of a set of small pieces of stiff paper marked in various ways and used for playing games or for telling fortunes; "he collected cards and traded them with the other boys"