Definition of pick-cheese in US English:

pick-cheese

noun

English Regional, East Anglian
  • 1The blue tit, Parus caeruleus.

  • 2The seeds or fruit of the common mallow, Malva sylvestris. Compare "cheese".

Origin

Early 19th century; earliest use found in Robert Forby (1759–1825), philologist. From pick- + cheese. With sense 1 compare quot. 1999 at sense 1.

Pronunciation

pick-cheese

/ˈpɪktʃiːz/