The idiom "under the impression" means to believe or think something based on the information you have received. It is often used to describe a situation where someone has formed an opinion or expectation about something or someone based on what they have been told or observed.
For example, if someone says, "I was under the impression that the party was starting at 7 pm," it means that they believed the party was starting at 7 pm based on the information they had received. Similarly, if someone says, "I was under the impression that John was a doctor," it means that they believed John was a doctor based on what they had heard or observed.
This idiom is commonly used in both formal and informal situations, and it can be used to express surprise or disappointment when someone's expectations are not met. For instance, if someone says, "I was under the impression that this restaurant had good reviews," it means that they are disappointed because the restaurant did not meet their expectations.
Overall, "under the impression" is a useful idiom to express what someone believes or thinks based on the information they have received.
• The politician was under the impression that his controversial remarks would not hurt his chances of winning the election, but he was wrong.
• I was under the impression that the company had a strict policy on punctuality, but I was surprised to see some employees arrive late without consequences.
• My friend was under the impression that he needed a passport to travel to Mexico, but he found out that his driver's license was sufficient.
• The new employee was under the impression that he could take the day off without asking his supervisor, but he was mistaken.
• I was under the impression that the store would be open until 9 pm, but it closed at 7 pm.
• The CEO was under the impression that the merger would be smooth and successful, but there were unexpected challenges and setbacks.