adjective Also upmost.
Examples from the Web for uppermost
“Step into the Void” is the newest attraction on the uppermost terrace of Aiguille du Midi.A New Installation in the French Alps Allows Visitors to Walk Off the Highest Mountain Peak|Justin Jones|December 21, 2013|DAILY BEAST
Then he would light his pipe or his cigar and take from the shelf the uppermost copy of the pile of Daily Republicans there.From Place to Place|Irvin S. Cobb
By observing the end of a sentence, a reader can determine what was uppermost in the mind of an author careful of these things.English: Composition and Literature|W. F. (William Franklin) Webster
A number of us have already gone out of business, and the Uppermost only knows what will happen with the rest.Discourses of Keidansky|Bernard G. Richards