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punch card

or punch·card, punched card

noun
  1. a card having holes punched in specific positions and patterns so as to represent data to be stored or processed mechanically, electrically, or photoelectrically.
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Origin of punch card

First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for punched card

punched card

esp US punch card

noun
  1. (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 characterSometimes shortened to: card
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012