The term 'baggage holder' is a job title for someone who is responsible for the safekeeping of luggage. This person is usually found in airports, train stations, and other transportation hubs. They are responsible for ensuring that all luggage is properly stored and accounted for. The seven-letter crossword solution for this term is 'COMMENT, ' which implies that the baggage holder must be able to provide helpful comments and advice to travelers regarding their luggage.