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[kee-puhnch] /ˈkiˌpʌntʃ/
Also, key punch. Also called card punch. a machine, operated by a keyboard, for coding information by punching holes in cards or paper tape in specified patterns.
verb (used with object)
to punch holes in (a punch card or paper tape), using a keypunch.
to insert (data) into a computer by means of a keypunch:
to keypunch code numbers.
1930-35; key1 + punch1
Related forms
keypuncher, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for keypunch
  • They also did not have a process to mitigate keypunch errors.
  • In addition, this would significantly reduce the volume of tax returns with keypunch errors that would require correction.
  • Knowledge of the use of codes and formats in the operation of keypunch and data coding equipment.
  • The con artist that claimed to be a telemarketer may defend the error as unintentional keypunch errors.
  • It reduces department processing costs and reduces the inconvenience caused to some taxpayers through keypunch errors.
  • After she left school, she worked as a keypunch operator at several companies for nine and one-half years.
Word Origin and History for keypunch

1933, from key (n.1) + punch (v.).

Online Etymology Dictionary, © 2010 Douglas Harper
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