Definition of punch card in English:

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punch card

(also punched card)

noun

A card perforated according to a code, for controlling the operation of a machine, used in voting machines and formerly in programming and entering data into computers.
Example sentences
  • The important thing to remember here is that Information Technology, which used to mean computers and punched cards, now means EVERYTHING.
  • Both the IBM and the Burroughs were programmed with punched cards, and neither were available for me to " watch the lights and hear the grunts’.
  • Remember, this was all at a time when computing to the rest of us meant running a few thousand punched cards through a mainframe and waiting to get your output the next day from the line printer.

For editors and proofreaders

Syllabification: punch card

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