An instance of something; an occurrence; an example: a case of mistaken identity. See Synonyms at example.
An occurrence of a disease or disorder: a mild case of flu.
A set of circumstances or a state of affairs; a situation: It may rain, in which case the hike will be canceled.
Actual fact; reality: We suspected the walls were hollow, and this proved to be the case.
A question or problem; a matter: It is simply a case of honor.
A situation that requires investigation, especially by a formal or official body.
Law
An action or a suit or just grounds for an action.
The facts or evidence offered in support of a claim.
In traditional grammar, a distinct form of a noun, pronoun, or modifier that is used to express one or more particular syntactic relationships to other words in a sentence.
Case In some varieties of generative grammar, the thematic or semantic role of a noun phrase as represented abstractly but not necessarily indicated overtly in surface structure. In such frameworks, nouns in English have Case even in the absence of inflectional case endings.
A set of reasons or supporting facts; an argument: presented a good case for changing the law.
A person being assisted, treated, or studied, as by a physician, lawyer, or social worker.
Informal A peculiar or eccentric person; a character.
Linguistics
In traditional grammar, a distinct form of a noun, pronoun, or modifier that is used to express one or more particular syntactic relationships to other words in a sentence.
Case In some varieties of generative grammar, the thematic or semantic role of a noun phrase as represented abstractly but not necessarily indicated overtly in surface structure. In such frameworks, nouns in English have Case even in the absence of inflectional case endings.
[Middle English cas, from Old French, from Latin cāsus, from past participle of cadere, to fall; see kad- in Indo-European roots.]
(kās) 