Waiver/ˈweɪvər/ Definition 1 of 2Pro Tip 1/3Voluntary Action Signing a waiver is usually a voluntary action indicating agreement to the terms. Before skydiving, I volunteered to sign a waiver. Pro Tip 2/3Protects Providers A waiver typically protects service providers from certain liabilities or claims. The gym required all members to sign a waiver. Pro Tip 3/3Not Always Binding Some waivers may be challenged and not upheld in court if deemed unfair. Despite the waiver, the court ruled in her favor.