Green’s Dictionary of Slang

squarie n.

(Aus. navy) a young woman, a girlfriend.

1917		Flotilla Echo: On Board H.M.A.S. No. 79 Dec. 8: Goes along to a stationer’s shop [...] The ‘squarie’ behind the counter [AND].
1945		Buzz Rev.: H.M.A.S. ‘Manoora’ 11 Mar. 4: A letter from his squarie [AND].
1959		J. Wynnum Down Hatch 51: Who comes in but old Slops ’ere and within five minutes he’s latched on to a squarie. He buys her a glass of suds [AND].
1968		G. Dutton Andy 203: His awe of his mate’s squarey, this serious girl, overcame the slight delirium of the Do-What-You-Will atmosphere of Lydford’s castle by the mountain.
1970		R.A.N. News (Sydney) 21 Aug. 12: You bloody beaut [...] we’ll be back outside with our squaries! [AND].
1984		V. Darroch On Coast 33: Squarie (R.A.N.): Girlfriend of sailor. Probable derivation from ‘square rig’, colloquial for R.N. bluejacket’s uniform, to distinguish it from the rig of Petty Officers called ‘fore and aft’ rig.

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