noun
(uncountable) Portable cases, large bags, and similar equipment for manually carrying, pushing, or pulling personal items while traveling
(uncountable, informal) Factors, especially psychological ones, which interfere with a person's ability to function effectively.
(obsolete, countable, derogatory) A woman. Romeo and Juliet, 3.5. Lord Capulet to his daughter, Juliet. "Hang thee, young baggage, disobedient wretch! I tell thee what: get thee to church o’ Thursday, Or never after look me in the face. Speak not; reply not; do not answer me."
(military, countable (obsolete) and uncountable) An army's portable equipment; its baggage train.