Definition: imperfect noun: A verb ending in -ing that means a past state or action, indicating something was not perfect. Example: - "He could have done better" - "I can't believe I didn't get caught" - "She should have paid more attention to her studies" The word 'imperfect' is used to describe an action or situation that has not been completed or ended at a particular point, indicating the absence of perfection. It is often used in conjunction with the verb 'to be', such as 'He is imperfect'.