card in

Idioms  

1. Sign in to one's place of business by use of a magnetic card, as in I told him I'd card in for him if he was late tomorrow. Similarly, card out means to sign out of one's place of business, as in I want to sneak out early, so could you please card out for me at the end of the day? This term arose in the 1940s with the invention of automated check-in systems.

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Example Sentences

The big wild card in 2026 is how a top-heavy market reacts to AI-inspired volatility, from fears that the bubble will burst to warnings that new technologies could upend entire industries.

From The Wall Street Journal

Guardiola was also angered that Diogo Dalot escaped a red card in the opening stages of last weekend's 2-0 defeat at Manchester United despite catching Jeremy Doku on the knee with his studs.

From Barron's

Yamal will return for that match but Torres and Pedri are in doubt and De Jong is ruled out after picking up a yellow card in Prague.

From Barron's

After Monaco's Stanis Idumbo picked up a second yellow card in the 44th minute, the visitors sat back.

From Barron's

The deal marks the end of Goldman’s failed foray into consumer lending, which began with the launch of the Apple card in 2019.

From The Wall Street Journal