Wiktionary
n. 1 A card that can have holes or notches cut in it, especially one for storing data, that can be sorted according to combinations of holes present or absent. 2 (context computing English) Such a card, the size of a US dollar bill, having 80 columns of 12 rows used in early mainframe computers. 3 A card given to a customer and punched with a hole at each purchase, allowing a reward to be claimed when fully punched.
WordNet
n. a card on which data can be recorded in the form of punched holes [syn: punched card, Hollerith card]
Usage examples of "punch card".
It was the first one I'd ever attempted, or at least the first one I'd tried since I was fired from my last regular job on Christmas Day in 1958, when the production manager at Time magazine ripped up my punch card in a stuttering rage and told me to get the fuck out of the building.
Their key-way sort had delivered only one punch card for a man qualified to do the job.