A small pack or package; a little bundle or parcel
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 boat, ship, vessel (Wikipedia).
A specimen envelope containing small, dried plants or containing parts of plants when attached to a larger sheet.
A small fragment of data as transmitted on some types of network, notably Ethernet networks (Wikipedia).
A plastic bag.
A manbulge.
A large amount of money.
To make up into a packet or bundle.
To send in a packet or dispatch vessel.
To ply with a packet or dispatch boat.
To subject to a denial-of-service attack in which a large number of data packets are sent.