Complimentary/ˌkɑːmplɪˈmentri/ Definition 1 of 3Pro Tip 1/3Hospitality Context Often used in hotels, restaurants, and events to mean services included without extra charge. The spa access is complimentary for all our guests. Pro Tip 2/3Not Always Free 'Complimentary' implies free, but it might be included in a larger package or overall price. Your meal comes with a complimentary glass of wine. Pro Tip 3/3Marketing Strategy Businesses use 'complimentary' items to attract customers or enhance service perception. Sign up today and receive a complimentary tote bag!