Green’s Dictionary of Slang

1. (orig. Aus.) used of anything unpleasant, smelly; usu. as excl. pooey! that’s rubbish! that’s disgusting!

1941		G. Kersh They Die with Their Boots Clean 32: It’s like saying Pooey to King George the Sixth.
1949		R. Park Poor Man’s Orange 36: Motty picked off four [snails] systematically, and hammered them on the stones until they gave off a green, indignant froth. / ‘Pooey,’ commented Motty.
2000		F. Mac Anna Cartoon City 183: What’s that pooey smell?

2. of a person, hostile, snobbish.

1983

R. Aven-Bray Ridgey-Didge Oz Jack Lang 11: ‘Why don’t youse move your Khybers to an empty Cain and Abel,’ he said softly trying to show that he was not pooey on them, just miffed at the intrusion on his privacy.