Packet (noun)

1. A small package or bundle.
2. A unit of data that is transmitted over a network.
3. A boat that transports mail and goods.

Origin:

From old french pacquet, from pacque (a bundle), from old italian pacco, from latin pāctum (an agreement, a contract).

Examples:

1. I received a packet in the mail today.
2. The packet of data was transmitted quickly.
3. The packet sailed across the Atlantic to deliver the mail and goods.