calling card

• calling card

calling card

Noun

a card that is used instead of cash to make telephone calls

Synonyms:

• calling card
• phone card

Noun

a printed or written greeting that is left to indicate that you have visited

Synonyms:

• calling card
• visiting card
• card

Noun

a distinguishing characteristic or behavior; "bombs are a terrorist's calling cards"

Synonyms:

• calling card