English dictionary
calling card
/'k/O/l/I//N/_k/A/rd/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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a card that is used instead of cash to make telephone calls
Synonyms phone cardSource: WordNet 3.0
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a printed or written greeting that is left to indicate that you have visited
Source: WordNet 3.0
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a distinguishing characteristic or behavior
ExamplesBombs are a terrorist's calling cards.
Source: WordNet 3.0