[pack.et] n [ME, fr. MF pacquet, of Gmc origin; akin to MD pak pack] (15c) 1 a: a small bundle or parcel b: a small thin package c Brit (1): pay envelope (2): salary, paycheck d chiefly Brit: a considerable amount "that trip will cost you a ~"
2. a: a number of letters dispatched at one time b: a small group, cluster, or mass
3: a passenger boat usu. carrying mail and cargo
4. Brit: a pack of cigarettes
5: a short fixed-length section of data that is transmitted as a unit in an electronic communications network