Why/waɪ/ Definition 1 of 4Pro Tip 1/3Question Intention Use 'why' to inquire about motives or to initiate a conversation about reasons. Why did you choose this option? Pro Tip 2/3Clarify Misunderstandings 'Why' can be used to ask for clarification when something is not clear or seems incorrect. Why do you say that? Pro Tip 3/3Express Curiosity Use 'why' to show genuine interest and to learn more about a person or subject. Why is this topic important to you?