Green’s Dictionary of Slang

Pez-head n.

[Pez, a brand of children’s sweets packaged in a tube with a comical animal head top]

(Aus./teen) a mildly derog. affectionate term.

1997

J. Birmingham Tasmanian Babes Fiasco (1998) 197: ‘Get up Pez-head,’ said Stace.