under lock and key

English dictionary entry

Meanings

prep_phrase
  1. Imprisoned with little or no chance of escape; locked up.
  2. Safely guarded; locked away.

Pronunciation

En-au-under lock and key.ogg

Word forms

under lock and key
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.