Definition of May duke in US English:

May duke

(also May Duke)

noun

  • More fully "May duke cherry". An early-ripening variety of duke cherry; the tree which bears this fruit.

Origin

Early 18th century; earliest use found in Richard Bradley (?1688–1732), botanist and writer. From May + duke.

Pronunciation

May duke

/ˈmeɪ djuːk/