upper

Meanings

• the higher of two berths
• 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"
• a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
• the topmost one of two
• higher in place or position
  • "the upper bunk"
  • "in the upper center of the picture"
  • "the upper stories"
• superior in rank or accomplishment
  • "the upper half of the class"

Synonyms

amphetamine, pep pill, speed, upper berth