1 adj You use upper to describe something that is above something else.
ADJ n, the ADJ (Antonym: lower)
There is a smart restaurant on the upper floor..., Students travel the cheap lower deck and tourists the upper.
2 adj You use upper to describe the higher part of something.
ADJ n (Antonym: lower)
...the upper part of the foot., ...the upper rungs of the ladder.
3 If you have the upper hand in a situation, you have more power than the other people involved and can make decisions about what happens.
the upper hand phrase PHR after v
The government was beginning to gain the upper hand..., It was easy to see who had the upper hand.
4 n-count The upper of a shoe is the top part of it, which is attached to the sole and the heel. usu pl Leather uppers allow the feet to breathe.
Upper case letters are capital letters. adj usu ADJ n (Antonym: lower case)
Most schools teach children lower case letters first, and upper case letters later.
Upper case is also a noun., n-uncount (Antonym: lower case)
I'm wondering if `per capita' ought to have upper case, or should it be lower case?
upper class ( upper classes plural ) , upper-class The upper class or the upper classes are the group of people in a society who own the most property and have the highest social status, and who may not need to work for money. n-count-coll usu the N
...goods specifically designed to appeal to the tastes of the upper class...
Upper class is also an adjective., adj usu ADJ n
All of them came from wealthy, upper class families.
upper crust , upper-crust
Theupper crust are the upper classes.
...the kind of lifestyle of the privileged upper crust.
Upper crust is also an adjective., adj ADJ n
Sergeant Parrott normally spoke with an upper-crust accent.
Upper House ( Upper Houses plural )
1 n-proper In Britain, theUpper House is theHouse of Lords.
The decision was announced after objections were raised in the Upper House of Parliament.
2 n-proper In the United States, theUpper House is theSenate.
3 n-count In other countries where the parliament is divided into two groups of members, theUpper House is the more senior of these groups, although it may not be more powerful.
The Upper House of the German parliament is to meet today in Berlin.
upper lip ( upper lips plural )
1 n-count Your upper lip is the part of your face between your mouth and your nose.
The beginnings of a moustache showed on his upper lip.
2 n-count Your upper lip is the higher of your two lips., (Antonym: lower lip)
His upper lip was flat, but the lower one sagged.