baked bean

noun3

1. •
   A single bean in a portion of baked beans.
2. •
   [before a noun] baked beans

   • Catweazle paused, about to drink from an old baked-bean tin while Touchwood looked on beadily. — 1970
3. •
   (slang) The queen.

   • The Baked Bean Although I am patriotic, I don't consider myself a Royalist per se, but I challenge even the most hardened anti-monarchist to meet the Queen and not be slightly awed. — 2019