calling card 
noun
1A card bearing a person’s name and address, sent or left in lieu of a formal social or business visit.Sometimes I'll carry around calling cards and casually hand them to people I want to spend more time with....
- I don't have time to talk right now but I'll leave my calling card.
- On arrival, each dater will be given calling cards, a badge and a mission to hand out as many cards as possible to those they fancy, and hopefully they'll get some cards back.
1.1An action by which someone or something can be identified: holistic, sustainable design is the calling card of the green architect...
- The sophisticated use of stolen identities is a calling card of all these conspiracies.
- A woman helpfully explained that only six people at a time were allowed to enter the church, giving rise to the theory that the pockmarks were the calling cards of impatient tourists.
- We threw out names of authors and film directors like so many calling cards.
2North American A phonecard or telephone charge card: [as modifier]: calling card numbers...
- Workers in the ‘Top Crew of the Month’ were rewarded with telephone calling cards.
- By tracing his use of a telephone calling card, investigators discovered that he was in the vicinity of virtually every attack immediately before or after it occurred.
- They will put voice messages from superheroes on 10-minute calling cards.
- dog salmon
- dogs bark, but the caravans move on
- dogsbody
- dogsbodying
- dog's bramble
- dog's breath
- dog's cabbage
- dog's camomile
- dog's chance
- dog's cods
- dog screw
- dog's disease
- dog's-eared
- dogs-eared
- dog's face
- dog's fennel
- dog's-grass
- dogship
- dogshore
- dog-sit
- dog-sitter
- dog-sitting
- dogskin
- dog sled
- dog-sledder