The idiom ‘speak your mind' simply means to express your opinion. This video explains the meaning and use of the idiom 'speak your mind' in English. We explain how to use it with some easy examples to help you learn this idiom so you can use it in Spoken and Business English.
If you speak your mind, you say what you think about a subject regardless of whether others will agree with you or not. Sometimes the subject can be a delicate one, or your opinion might be something the listener might not want to hear. This idiom is used when talking about being honest about something that you disagree with. This is a very popular idiom and is commonly used in the workplace and social situations.