an expanse of large pieces of floating ice driven together into a nearly continuous mass, as occurs in polar seas
a hot or cold pad of absorbent material, especially as used for treating an injury
cram a large number of things into
it was a large room, packed with beds jammed side by side
carry (a gun)
he packs a gun and keeps it at the ready
fill (a jury, committee, etc.) with people likely to support a particular verdict or decision
his efforts to pack the court with men who shared his ideology