UPPER definition: 1. at a higher position or level than something else, or being the top part of something: 2. the…. Learn more. The meaning of UPPER is higher in physical position, rank, or order. How to use upper in a sentence. 3 days ago · It is said in Tibetan culture, in order to understand the upper, it is necessary to understand the lower first. Once, the lower is understood, the upper is just an introductory. You use upper to describe something that is above something else. There is a smart restaurant on the upper floor. Students travel on the cheap lower deck and tourists on the upper. UPPER definition: higher, as in place, position, pitch, or in a scale: the upper register of a singer's voice. See examples of upper used in a sentence. UPPER translate: atas, bagian atas. Learn more in the Cambridge English-Indonesian Dictionary. UPPER meaning: 1 : located above another or others of the same kind; 2 : located at or near the top