The meaning of MINE is my —used before a word beginning with a vowel or h or sometimes as a modifier of a preceding noun—archaic except in an elevated style.

Look up Mine or mine in Wiktionary, the free dictionary.

MINE definition: 1. the one (s) belonging to or connected with me: 2. a hole or system of holes in the ground where…. Learn more.

In land mine warfare, an explosive or material, normally encased, designed to destroy or damage ground vehicles, boats, or aircraft, or designed to wound, kill, or otherwise incapacitate …

He has proven to be a mine [= gold mine] of information. [=he has provided a large amount of information]

Mine is the first person singular possessive pronoun. A speaker or writer uses mine to refer to something that belongs or relates to himself or herself. Her right hand is inches from mine. …

There are 12 meanings listed in OED's entry for the noun mine, four of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

mine verb (DIG) to dig out of the ground minerals such as coal, metals, and valuable stones:

2 days ago · A worker is dead following an underground incident at The Mosaic Company's K3 potash mine in east central Saskatchewan.

Mine definition: A deposit of ore or minerals in the earth or on its surface.