From Longman Dictionary of Contemporary Englishpack something ↔ away phrasal verbPUTto put something back in a box, case etc where it is usually kept Christmas was over and the decorations packed away. → pack→ See Verb table
Examples from the Corpus
pack away• Children may sort with or without adult help when they bring things or when they pack them away.• The rest of the pack had turned away.• We have 250 travel packs to give away.• When she heard the driver's footsteps, she packed the mirror away.• The final part of the weekend was spent packing everything away in the van.• Keep the tent clean and always pack it away totally dry, storing it in a well aired place.• It was a prize of kitsch and I packed it carefully away with my luggage.• How do stocks like Quarterdeck and Iomega break away from the conventional pack and come away with the winnings? 