Sentence examples for key card from inspiring English sources

Main entrance is key card.

South used Roman Key Card Blackwood.

My key card wouldn't work: I'd overstayed.

Four spades was Roman Key Card Blackwood for hearts, the reply showing one key card.

Then, use the number on the key card to count to the next key card.

Finally, we were given a room key card.

This time the key-card opened the door all right.

The jump to five spades was Exclusion Key-Card Blackwood.

Opening the key-card lock, however, I was greeted by a distinctly smoky smell.

He correctly interpreted the five-diamond response to Key-Card Blackwood as showing the heart king.

The five-diamond response to Blackwood showed one key-card, the heart king.