The idiom "dirty look" refers to a facial expression that shows disapproval, anger, or contempt towards someone or something. It is a non-verbal way of communicating negative feelings towards someone.
For example, if someone is talking loudly on their phone in a quiet library, you might give them a dirty look to show your disapproval. Similarly, if someone cuts in front of you in line, you might give them a dirty look to express your anger.
The term "dirty" in this idiom does not refer to actual dirt or filth, but rather to the negative connotations associated with the word "dirty". When you give someone a dirty look, you are essentially communicating that their behavior is unacceptable or inappropriate.
In summary, the idiom "dirty look" is used to describe a facial expression that shows disapproval, anger, or contempt towards someone or something. It is a non-verbal way of communicating negative feelings towards someone.
• The judge gave the defendant a dirty look when he tried to justify his heinous crime in the court.
• The teacher gave the students a dirty look when they kept talking during the lecture.
• The politician gave the journalist a dirty look when asked about the corruption allegations against him.
• My boss gave me a dirty look when I forgot to submit the report on time.
• She gave me a dirty look when I accidentally bumped into her in the crowded train.
• The shopkeeper gave the customer a dirty look when he asked for a discount on the already discounted item.