Packet n. : A small pack or package; a little bundle or parcel; as, a packet of letters.

Packet n. : Originally, a vessel employed by government to convey dispatches or mails; hence, a vessel employed in conveying dispatches, mails, passengers, and goods, and having fixed days of sailing; a mail boat.

Packet v. t. : To make up into a packet or bundle.

Packet v. t. : To send in a packet or dispatch vessel.

Packet v. i. : To ply with a packet or dispatch boat.

Example:
What is the difference between Golden Virginia in a yellow Packet and the one in green Packet?

Taxonomy
packet, NICAM, packet header, IP packets, protocols, host computer, fragment, elementary stream, the network, error detection, information technology, payload, the user, 8 bits, variable length, flag bits, data stream, free encyclopedia.

Defination from the web:
packet is formatted in 8-bit bytes, and special characters are used to delimit the different elements. Other protocols, like Ethernet, establish the start of the header and data elements by their location relative to the start of the packet. ...