Costco Australian Tim Tams
Definition
A cult-favorite Australian chocolate-covered biscuit sandwich sold in bulk at Costco warehouses in North America, often inciting frantic purchasing behavior among fans.
The centerpiece of an amateur, yet highly publicized, 'Tim Tam Slam' ritual—the act of biting off opposite corners of the cookie and using it as a straw to consume a warm beverage.
Examples
If you plan on securing a box of Costco Australian Tim Tams, you better be faster than the redditors currently hoarding nine cases in their pantry.
Following the trend set by Isla Fisher, I practiced my Tim Tam Slam until I accidentally wore more chocolate than I actually consumed.
The sudden nationwide arrival of Costco Australian Tim Tams has turned otherwise sensible shoppers into competitive athletes chasing the last pallet on the warehouse floor.