go missing

go missing (third-person singular simple present goes missing, present participle going missing, simple past went missing, past participle gone missing)

1. To disappear without explanation; to become lost.
   • 2013 September 22, Phil McNulty, “Man City 4-1 Man Utd”, in BBC Sport:

     United's defence went missing in the 47th minute when Kolarov and Negredo combined and the predatory Aguero was once more the beneficiary with a simple side-footed finish.

   • 2023 November 1, “Network News: SWR support for Missing People”, in RAIL, number 995, page 21:

     There is a strong link between transport and the 170,000 people (almost half of them children) who go missing each year by taking one-way journeys away from home.