1. Higher in place or position
   "the upper stories"; "the upper bunk"; "in the upper centre of the picture"
    
2. Superior in rank or accomplishment
   "the upper half of the class"
    
3. The topmost one of two
   "She lived in the upper apartment of the duplex"

1. Piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot
   "Uppers come in many styles"
    
2. [informal] A central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
   "The student illegally used upper to stay awake during exam week";
   - amphetamine, pep pill [informal], speed [informal]

Derived forms: uppers

See also: high, superior, top

Type of: drug of abuse, excitant, piece of leather, stimulant, stimulant drug, street drug

Antonym: lower

Part of: boot, shoe

Encyclopedia: Upper, Ontario