Definition of "this"
- determiner
The (thing) here (used in indicating something or someone nearby).
The known (thing) (used in indicating something or someone just mentioned).
The known (thing) (used in indicating something or someone about to be mentioned).
A known (thing) (used in first mentioning a person or thing that the speaker does not think is known to the audience). Compare with "a certain ...".
- adverb
To the degree or extent indicated.
- pronoun
The thing, item, etc. being indicated.
- noun
Something being indicated that is here; one of these.
- interjection
Indicates the speaker's strong approval or agreement with the previous material.
- Sources