file card

noun

1. a card of a size suitable for filing, typically 3 × 5 inches (7.62 × 12.7 centimeters) or 4 × 6 inches (10.16 × 15.24 centimeters).

Word History and Origins

Origin of file card¹

First recorded in 1965–70

Example Sentences

They press the wrong, keys and make errors in copying the total from the machine indicators to the file-card.

From Project Gutenberg

But it will also be found necessary to occasionally clean the file with a file-brush or file-card.

From Project Gutenberg

Both files and rasps can be cleaned with a file-card, Fig. 148.

From Project Gutenberg