Real Dictionary

bundle
You can refer to a tiny baby as a bundle.
countable noun: A bundle of things is a number of them that are tied together or wrapped in a cloth or bag so that they can be carried or stored.
countable noun: If you refer to a bundle of things, you are emphasizing that there is a wide range of them.
singular noun: If you describe someone as, for example, a bundle of fun, you are emphasizing that they are full of fun. If you describe someone as a bundle of nerves, you are emphasizing that they are very nervous.

bundle in American English
a number of things tied, wrapped, or otherwise held together
to make into a bundle; wrap or tie together
noun: several objects or a quantity of material gathered or bound together

bundle in British English
noun: a number of things or a quantity of material gathered or loosely bound together

bundle in Retail
verb: If you bundle one product with another to attract business, you give away a relatively cheap item to customers when you sell them a more expensive one.