Pack may refer to:

• Backpack
• Pack (canine), family structure of wild animals of the biological family Canidae
• Pack hunter, other animals that hunt in a group
• Cub scouts group, or a group or gang in a larger sense, as in Leader of the Pack.
• Playing cards pack
• Cigarette pack
• Expansion pack, a video game needing another one to be played
• Pack, a file compressor originating from Unix
• Pack (aircraft), P.A.C.K (Pneumatic Air Cycle Kit), a kit containing an air cycle machine that provides air conditioning as part of an aircraft's environmental control system
• Peloton
• Moving company, an organization that loads goods into containers and then transports them
• Tourism
• Pack, Austria, a municipality in Styria, Austria

Pack bezeichnet:

• im abwertenden Sinne Gesindel
• eine gebündelte Verpackung
• die Klimaanlage bei Flugzeugen, die von den Triebwerken angetrieben wird, siehe Klimaanlage (Flugzeug)

Il pack è lo strato di ghiaccio marino derivato dallo sgretolamento della banchisa. Si trova nelle regioni fredde come l'Artide e si muove trasportato dalle correnti.