Definition of index card in English:
A small card on which information is recorded, typically stored alphabetically with others in a card index.
- We were supposed to write the titles on an index card.
- For Pushkin's 100-page novel in verse, Nabokov filled a waist-high stack of shoeboxes with 5,000 index cards.
- I used to waste a lot of time with index cards.
Definition of index card in:
- US English dictionary