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A keyboard machine used to punch holes in cards or tapes for data-processing systems.
intr. & tr.v. key·punched, key·punch·ing, key·punch·es
To process on or use such a keyboard machine.

key′punch′er n.


1. a machine, operated by a keyboard, for coding information by punching holes in cards or paper tape in specified patterns.
2. to punch holes in (a punch card or paper tape) using a keypunch.
3. to insert (data) into a computer by means of a keypunch.
key′punch`er, n.
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References in periodicals archive ?
TFS is a manually-driven system as most processes other than the automated tuition billing must be keypunched to update the system.
Using a Fortran code that I wrote, the prospect's data was keypunched on paper tape overnight.
Eliminating the cost and errors of paper reports that then must be sorted, filed and keypunched, Fire Mobile Inspections allows inspectors to enter findings with a stylus and drop-down menus and then wirelessly and instantly update the central data base to record findings, track history and report corrective actions.
Business-to-business transactions and business-to-government transactions, which once were completed painstakingly in a handwritten or keypunched format, now are being processed by computers and passed between the interested parties over the Internet using EDI.
Receiving/order-entry errors means that a test was not keypunched or the wrong test was entered.
Berkeley's Evans Hall, where we keypunched the information and prayed that the huge mainframe computers would cooperate.
Because corporate and affiliate accounting systems often ran on different software, "they spent a lot of time highlighting data to be keypunched and clarifying information over the phone.
For example, he explains, for years Motorola's nonexempt employees filled out time cards, which had to be keypunched into the accounting system's payroll system.
We originally intended to analyze data from 1983-90, so as to include 3 preimplementation years of data, but keypunched data for the years 1984-85 were not available.
The raw data from each questionnaire were keypunched according to the specified column format onto the personal computer using the Statistical Package for Social Science for Personal Computers (SPSSpc) Data Entry Program.
Information is recorded on a data sheet, coded and keypunched for analysis.