DEFINITIONS

Tommy: English soldier (Derived from Tommy Atkins)

Poilus: French soldier (It means "hairy" as the French soldiers rarely shaved when on the frontline)

Bluey: Common nickname for an Australian with red or auburn hair (Now quite an archaic nickname)

Lewis Gun: A light machine gun fitted with a rotating ammunition drum and invented in the US in 1911

Hooroo: A now largely archaic Australian word meaning goodbye (The "H" is not usually pronounced and sometimes not written). It may come from "hooray".