peace out verb4 •(slang) To depart.I am peacing out of that hellhole. Are you still thinking about leaving?" — 2007 •To become unconscious; to pass out.Lauren was peaced-out in her bedroom, and almost everyone had gone home. I started chilling by the pool with the bartender, — 2007 •To render unconscious.I cracked him with a stone I'd picked up in the garden. The inscription on the stone read PAZ. The man, peaced out, fell back — 2005 •To experience an altered state of consciousness.And she gets all peaced out and says she feels the presence of the Lord — 1982 formspeaced out · peacing out · peaces out