UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈdrɛs/US:USA pronunciation: IPA and respellingUSA pronuncation: IPA/drɛs/ ,USA pronunciation: respelling(dres)

WordReference Collins English Usage © 2020
‘dress’ and ‘get dressed’
When someone dresses, they put on their clothes. This use of dress occurs mainly in stories.
When he had shaved and dressed, he went down to the kitchen.
In conversation and in less formal writing, you don't usually say that someone ‘dresses’. You say that they get dressed.
Please hurry up and get dressed, Morris.
I got dressed and went downstairs.
If you say that someone dresses in a particular way, you mean that they usually wear clothes of a particular type.
She's over 40, but she still dresses like a teenager.
I really must try to make him change the way he dresses.
‘dressed in’
If you want to describe someone's clothes on a particular occasion, you can say that they are dressed in something.
He was dressed in a black suit.
When a person's clothes are all the same colour, you can say that they are dressed in that colour.
All the girls were dressed in white.
‘dress up’
If you dress up, you put on different clothes so that you look smarter than usual. People dress up in order to go, for example, to a wedding or to an interview for a new job.
You don't need to dress up for dinner.
You can say that someone is dressed up.
You're all dressed up. Are you going somewhere?
If someone dresses up as someone else, they wear the kind of clothes that person usually wears.
My daughter dressed up as a princess for the party.
Be careful
You only use dress up to say that someone puts on clothes that are not their usual clothes. If someone normally wears smart or attractive clothes, don't say that they ‘dress up well’. You say that they dress well.
They all had enough money to dress well and buy each other drinks.
We are told by advertisers and fashion experts that we must dress well and use cosmetics.
'dress' also found in these entries:

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