Pony Leg

An Australian slang word for a small measurement of cannabis.

A measurement of cannabis = small stick of weed that resembles a baby horses leg (poe/nee/leh/guh).

Do you think I'm Japanese or a horse breeder? No? Then why are you selling me a pony leg.

Or...

You got anything to smoke? Nah man all I have is a pony's leg.