The idiom "on the cards" means that something is very likely to happen or occur, or that it has a high probability of happening. It can also refer to events that are planned or scheduled to take place in the future.

"Off the cuff" is an idiom that means something is done quickly, without prior planning or preparation. It can also refer to a spontaneous decision or action that is not well-thought-out or well-considered.

The idiom "in the heat of the moment" refers to a situation where emotions are strong and decision-making is impulsive or influenced by those emotions.

"Word of mouth" is an idiom that refers to information or news that is spread from person to person, typically through casual conversations. It can also refer to personal recommendations or endorsements given by individuals based on their own experiences or knowledge.

The idiom "tide over" means to survive or cope with a difficult situation by getting through it temporarily until better times come along or the situation improves.