alter ego

1. 1.

   a very close and trusted friend who seems almost a part of yourself

   Broaderfriend

Questions about alter ego

What does alter ego mean?

alter ego means "a very close and trusted friend who seems almost a part of yourself".

Is alter ego a common word?

alter ego is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.