simple past tense and past participle of stack
"After stacking all the firewood by the door, she went inside to start her evening routine."
arranged in a stack
"The librarian carefully stacked the returned books on the table before sorting them by genre."
(of a woman's body) having a large bosom and pleasing curves
"Hollywood seems full of curvaceous blondes"
"a curvy young woman in a tight dress"
arranged in a stack
"The books were stacked neatly on top of each other on the shelf."