Waive/weɪv/ Definition 1 of 3Pro Tip 1/3Voluntary Action Waiving is a choice to give up a right, typically one that benefits you. He decided to waive his right to sue the company. Pro Tip 2/3Legal Importance In legal contexts, waiving a right is serious and often needs a written statement. By signing this document, you waive your rights to the property. Pro Tip 3/3No Take-Backs Once you waive something, it's not easy to claim it back later on. If you waive the warranty, you can't get free repairs later.