Cite
 

Meaning of vacuum-packed

vac•u•um-packed

Pronunciation: (vak'ym-pakt", -y-um-, -yum-), [key]
— adj.
  1. packed and sealed in a container, as a can or jar, with as much air as possible evacuated before sealing, chiefly to preserve freshness.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.