punch card

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


Origin:
1940–45

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Collins
World English Dictionary
punched card or esp (US) punch card
 
n
Sometimes shortened to: card (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
 
punch card or esp (US) punch card
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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00:10
Punch card is always a great word to know.
So is bezoar. Does it mean:
a chattering or flighty, light-headed person.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
FOLDOC
Computing Dictionary

punch card definition


punched card

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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Example sentences
In many minds, the punch card system of voting was discredited.
Since punch card data have a much larger sample size, estimates made from these data will be more accurate and precise.
The appropriate codes are entered in a master punch card that is used in processing future tax returns.
Previously, commands had to be fed into a computer in batches, usually via a punch card or paper tape.
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