upper

At a higher level, rank or position.

Situated on higher ground, further inland, or more northerly.

Younger, more recent.

Of or pertaining to a secondary school.

A stimulant, such as amphetamine, that increases energy and decreases appetite.

Say, for example, a person starts with the use of a downer that reduces any anxiety and produces a sense of relaxation. When their energy levels drop, they take a stimulant in order to continue participating in the party or another event. This creates a cycle that could lead to significant drug use and drastically increases the risk of overdose or death. It is critical to know which drugs are uppers and downers to avoid this combination.

A stimulant, such as amphetamine, that increases energy and decreases appetite.

1977-1980, Lou Sullivan, personal diary, quoted in 2019, Ellis Martin, Zach Ozma (editors), We Both Laughed In Pleasure Patrick was a cabbie & a dispatcher at Yellow Cab & when we got to the church where the [funeral] services were being held, the cabbies came out in force for Pat & there were at least 30 cabs pulling into the church parking lot. It was a real upper for a lot of us.

The upper portion of something.

The slewing ring is basically a large bearing upon which the upper is mounted. The outer race of the slewing ring is bolted to the upper, and the inner race is bolted to the car-body.

These lines, GH and PC, are cut when the outline of the upper is cut out.

The upper portion of something.

Holonyms: shoe, boot

genuine leather upper / balance manmade [label on a shoe]

The upper portion of something.