Definition of top-up card noun from the Oxford Advanced Learner's Dictionary


top-up card

BrE BrE//ˈtɒp ʌp kɑːd//
; NAmE NAmE//ˈtɑːp ʌp kɑːrd//
Mobile devices
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a card that you buy for a mobile/cell phone so that you can make more calls to the value of the card See related entries: Mobile devices
See the Oxford Advanced American Dictionary entry: top-up card