Green’s Dictionary of Slang

persian rug n.

[rhy. sl.]
(Aus.)

1. a bug.

[Aus]J. Alard He who Shoots Last 127: Da 2 GB’s [fleas], da Sandy McNabs and da Persian rugs cause mosta da trouble; dat is, when da mossies can’t fit in.

2. in pl., drugs.

[Aus]Betoota-isms 250: ‘Jimmy’s been carted off to jail? Got caught selling half a kilo of Persian Rugs’.