/ ˈfəʊnkɑːd; NAmE ˈfoʊnkɑːrd/ noun ( NAmE also ˈcalling card )
1.
a plastic card that you can use in some public telephones instead of money
2.
( NAmE ) a card with a number on it that you use in order to pay to make a call from any phone. The cost of the call is charged to your account and you pay it later.