A traveler whose luggage consists of a backpack; especially, such a traveler who uses hostels, public transport, and other inexpensive services. / (music, slang) A fan or performer of backpack rap.

Capable of being carried in a backpack.

(US, education) A form of education funding where money is allocated to individual students and not to school districts.

(music, slang) Underground or alternative rap music.

plural of backpack rapper

(music, slang) A performer of backpack rap music.

Indicates that the speaker has lost his or her backpack.