Mark (one's) card verb phrase
To give someone information
I tried to mark his card about the fact that there have been many cases of motorbike theft in this area, but he didn't listen.
He is marking our card about the risk that we may face when investing in that company.
Security experts marked my card about the problems months ago.
To stay calm in a difficult situation and react to unexpected things quickly
Used to warn readers that an important detail of the plot is about to be revealed
To keep an eye on your enemies' behavior in order to avoid any malicious actions
Used when you want to warn someone that he or she will be in danger or that something bad will happen to them
If someone or something keeps one on one's toes, they force him or her to stay active and focused.
The verb "mark" must be conjugated according to its tense.
This phrase comes from the world of horse racing and dates back to the mid-twentieth century. The card is a race card, which is a list of runners at a race meeting.