Green’s Dictionary of Slang

Queen Elizabeth n.

(N.Z. prison) paper money, esp. a $20 note.

2001

D. Looser Boobslang [U. Canterbury D.Phil. thesis] 150/1: Queen Elizabeth n. any denomination of NZ paper money, esp. a $20 note.

In compounds

Queen Elizabeth’s motel

(N.Z. prison) a prison.

2001

D. Looser Boobslang [U. Canterbury D.Phil. thesis] 150/2: Queen Elizabeth’s motel n. a prison.