"here" as noun
1 - (abstract) This place; this location.
2 - (abstract) This time, the present situation.
"here" as adjective
1 - Filler after a noun or demonstrative pronoun, solely for emphasis.
2 - Filler after a demonstrative pronoun but before the noun it modifies, solely for emphasis.
"here" as adverb
1 - (location) In, on, or at this place.
2 - (location) To this place; used in place of the more dated hither.
3 - (abstract) In this context.
"here" as interjection
1 - Used semi-assertively to offer something to the listener.
2 - Used for emphasis at the beginning of a sentence when expressing an opinion or want.
