In Australia a biddy is a two-for-one McDonald's voucher. It usually entitles the bearer to enjoy two delicious Big Macs for the price of one, but can apply to other items, such as fries and cheeseburgers.
Hey Cletis, some man in the street gave me a biddy! Looks like the whole family will be eating tonight!
by Yddib September 6, 2010
Get the biddy mug.In Australia, a biddy is a really cool and attractive person who appreciates 2-for-1 McDonald's vouchers
by sexybetchfromadelaide September 14, 2010
Get the biddy mug.A "biddy" is one of those girls who wears very short skirts and very high heels in very cold weather, and walk around downtown areas on their way to parties where they're going to get smashed and act like hoes, and then make the walk of shame back to thieir dorms in the same heels and short skirts the next morning.
My favorite past time is definitely biddy watching. I always wait for one of those girls to trip over their rediculous high heels and fall into a pile of snow. Too much fun.
by credittok.plante February 20, 2011
Get the Biddy mug.by spudcake December 20, 2004
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