1. A rented room or small apartment, typically in a house, that serves as both a bedroom and living room for one person or a couple.
Usage: chiefly British; informal
2. A person who rents and lives in a bedsitter.
Usage: chiefly British; informal

Examples

• She found an affordable bedsitter in the city center near her workplace.
• The bedsitter was small but had everything she needed: a bed, a kitchenette, and a desk.
• Many young professionals live in bedsitters while saving money for a larger flat.
• The landlord rented out several bedsitters in the Victorian townhouse.
• He moved into a bedsitter after graduating from university.
• Bedsitters are popular among students and single workers in London.