casual · adjective /ˈkæʒ.uː.əl/Full view
casual (CLOTHES)
B1 Casual clothes are comfortable clothes worn when there is no reason to dress in a formal way.
Dictionary example:

casual clothes

Learner example:

I mostly wear casual things, jumpers and jeans for example. (Preliminary English Test; B1; German)

casual (NOT PLANNED)
B2 always before noun not planned, or without particular meaning or importance
Dictionary example:

a casual meeting/remark

Learner example:

It was last summer, when I had a casual meeting with someone. (First Certificate in English; B2; Catalan)

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