1.Definition: a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression

Related Noun(s):amphetamine, speed

Category: Objects

2.Definition: 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"

Category: Objects

3.Definition: the higher of two berths

Category: Objects