lose oneself

lose oneself (third-person singular simple present loses oneself, present participle losing oneself, simple past and past participle lost oneself)

1. To lose one's way; to become lost.
2. (figurative) To become deeply involved (in something) or overwhelmed by a (particular) sensation or emotion.
   • 1899 February, Joseph Conrad, “The Heart of Darkness”, in Blackwood’s Edinburgh Magazine, volume CLXV, number M, New York, N.Y.: The Leonard Scott Publishing Company, […], →OCLC, part I, page 197:

     I would look for hours at South America, or Africa, or Australia, and lose myself in all the glories of exploration.

   • 2006, Zach Helm, Stranger Than Fiction (screenplay):

     Sometimes, when we lose ourselves in fear and despair, in routine and constancy, in hopelessness and tragedy, we can thank God for Bavarian sugar cookies.