👉 A cocksure person is someone who is confident and certain about their abilities, beliefs, or decisions. They are often bold, assertive, and confident in their own thoughts, opinions, and actions. People with a cocksure personality tend to be self-assured and believe that they have the best answers for any situation. In terms of language, "cocksure" is commonly used as an adjective to describe someone who is very certain about something or someone. It can also refer to a person who