1. a commercial establishment offering health and beauty treatments such as massages, facials, and relaxation services
2. a resort town or area known for its mineral springs believed to have health benefits
3. a hot tub or small pool with jets of water for relaxation

Examples

• She booked a massage at the luxury spa downtown.
• The resort spa offered yoga classes and meditation sessions.
• Baden-Baden is a famous spa town in Germany known for its thermal baths.
• They installed a spa in their backyard for evening relaxation.
• The hotel spa featured a full range of beauty treatments.
• We spent the weekend at a spa retreat in the mountains.
• The outdoor spa was perfect for stargazing while soaking.