Green’s Dictionary of Slang

gippy adj.

Egyptian.

1896		Pall Mall Gaz. 15 May 2/3: Get you on, you Gippy soldier, get you on to Dongalay.
1902		Falkirk Herald 1 Jan. 8/2: The ‘Gippy’ Army will give way to a fresh clamour for service up the Nile.
1915		Register (Adelaide) 29 Dec. 3/3: Imshi is Gippy for ‘clear out‘ or ‘get away’’.
1918		Kirkintilloch Gaz. 19 June 1/6: I heard a Pipe Band playing [...] it turned out to be a Gippy band.
1916		‘Anzac’ On the Anzac Trail 30: Barrows or baskets aren’t in favour with the Gippy fruit-sellers.
1921		N&Q 12 Ser. IX 379: The English Officers used to [...] insist on the ‘Egyptian Army’ as against the more flippant ‘Gippy Army’.

In compounds

Gippyland (n.)

Egypt.

1918

Kirkintilloch Gaz. 19 June 1/5: Everybody uses the word ‘oui’ and he equivalent in Gyppyland is ‘alwa’.