adverb

1. at or in this place: often used as an intensive [John here is a good player]: in dialectal or nonstandard use, often placed between a demonstrative pronoun and the noun it modifies [this here man ]
2. toward, to, or into this place; hither come here
3. at this point in an action, speech, discussion, etc.; now here the judge interrupted
4. on earth; in earthly life

Etymology: ME < OE her; akin to Ger hier < IE base *ko-, *ke-, this one > he, her, L cis, OIr ce

interjection

1. used to call attention, answer a roll call, etc.
2. used to express indignation, remonstrance, etc., esp. when repeated

noun