The sheets stack one over the other, with only weak interactions between sheets.

The attraction here are the stone formations which resemble stones stacked one over the other which take on numerous forms.

Without looking up from his paperwork, Tesla stacked his fists over his heart.

The most common type is the standard bunk bed which has two same size mattresses stacked one directly over the other.

He stacked his hands over his heart.

To the left it looked like a disorderly library, with books stacked all over the floor in tall columns.

The strips she neatly stacked over the coals and then she blew carefully.

Mike looked at the boulders stacked over his head and started counting.

"Several answering in the affirmative, they were requested to go out & stack them and place a guard of 2 over them."

Taylor stacked a bunch of them over a pyramid of crumpled newspaper and struck a match.