in a world of one's own

in a world of one's own

1. In a state of deep thought that makes the thinker appear disconnected from reality.

   Synonyms: in one's own world, in one's own little world, in another world

• “in a world of one's own”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “in a world of one's own”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
• “in a world of your own”, in Cambridge English Dictionary, Cambridge, Cambridgeshire: Cambridge University Press, 1999–present.
• “in a world of your own” (US) / “in a world of your own” (UK) in Macmillan English Dictionary.