Dictionary.com
Thesaurus.com

slip one's mind

Idioms  
  1. Be overlooked or forgotten, as in I meant to pick up the wine but it slipped my mind. This idiom was first recorded about 1340.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Financial assets — like meetings with Russian officials — can easily slip one’s mind.

From Washington Post