Pack

A pack can be:

1. (noun)a group of things, wrapped or tied together for easy handling or carrying, such as a bundle, esp. one to be carried on the back of an animal or a person.
2. (noun)a satchel or bag for carrying things, usually on ones back;
3. (verb)to place things into a recepticle such as a satchel or bag.
4. (noun)a deck of playing cards;
5. the collective noun for a group of certain animals, usually dogs, hyenas, etc.
6. (noun)a group of people, usually young males (by extension from (5) above).