RhymeZone: joanna definitions

Definitions of Joanna:

name: A female given name (common: 1 in 1818 females; popularity rank in the U.S.: #324)

noun: (Cockney rhyming slang, often "old joanna") A piano.
noun: A female given name from Latin [in turn from Hebrew].
noun: (biblical) One of the women following Jesus.
noun: Obsolete spelling of Johanna (“the island of Anjouan”) [A female given name from Latin.]

(Definitions from Wiktionary)