1. Package, pack, packet, parcel refer to a bundle or to something fastened together. A package is a bundle of things packed and wrapped: a package from the drugstore. A pack is a large bundle or bale of things put or fastened together, usually wrapped up or in a bag, case, etc., to be carried by a person or a beast of burden: a peddler's pack. A packet, originally a package of letters or dispatches, is a small package or bundle: a packet of gems. A parcel is an object or objects wrapped up to form a single, small bundle: a parcel containing two dresses. 2. carton.