What is the meaning of Og?

Initialism of own goal.

Abbreviation of original gangster.

Abbreviation of original.

indefinite indirect marker for nouns other than personal names.

refers to motion towards an indefinite location:

refers to accompaniment with an indefinite partner or object: with a

refers to an indefinite tool or instrument used for doing: with, through, by

shows relation between two grammatical parts:

  1. preceding infinitives

    preceding infinitives

    with adjectives of manner

    after ayaw (don't)

    having, possessing as an attribute:

    and

    also

    and

    water

    and

    and

    egg

    testicle

    and

    romanization of 𐍉𐌲

    and

    harrow

    Source: wiktionary.org