a house of cards Meaning something that can easily be broken or crumble by itself something that is very fragile in nature something that cannot be protected something ... Read on
put cards on the table Meaning: be open and honest; reveal one's position or intentions. Example: Shawn thought it was time to put his cards on the table ... Read on
keep card close to chest Meaning: be secretive or cautious, give nothing away. Example: My brother don't know how much money his friends will spend this Friday night, ... Read on
Meaning: to have a secret advantage that is suddenly revealed to change the game
Example: He did not just leave his house. He had a card up his sleeve that he did not even reveal to his family, which was his new flat in a posh locality. Read on
on the cards Meaning: likely to happen. Example: Some big changes in the British Space Agency structure are on the cards for next year.