a stack of pancakesstacks of newspapers the stacksIn a library (= a building with a collection of books and study materials), the stacks are the area where books are stored: I found the book in the stacks, but it was in the wrong place.stackverb[ T ]us/stæk/to arrange things ...
Stackercompiled a list of 50 attractions--state by state--to see along the drive, drawing on information from historic sites, news stories,Roadside America, and the National Park Service. Keep reading to discover where travelers can get their kicks on Route 66. ...