Definition of ownself in English:

ownself

Pronunciation /əʊnˈsɛlf/

pronoun

dialect US, Caribbean
  • With preceding possessive adjective (in early use also with pronoun in the objective case), forming a phrase equivalent to a pronoun ending in -self or -selves.

    My own self, our own selves, etc., are used both emphatically, in apposition to, or (occasionally) in the place of, a personal pronoun and reflexively.

Origin

Late Middle English. From own + self, after himself [noun], etc.