The phrase "baggage compartment" refers to a designated area on an aircraft, train or bus where passengers can store their luggage, bags or other belongings during their journey. This area is usually located in the lower compartment of an aircraft or at the end of a train carriage, and is easily accessible by passengers during boarding or disembarkation. The term can also be used metaphorically to refer to emotional or psychological baggage that individuals carry with them, such as unresolved issues or past traumas.