Top Definition
Pronounced: "Yack Yumbo"

Ordering a burger from Jack in the Box (Fast Food Restaurant on the West Coast) that is not listed on their menu. It is basically a Jumbo Jack and a taco. The taco is inserted in the Jumbo Jack for an extremely flavorful crunch. It is favorite treat, that originated in Los Angeles County in 1992.
"I am really hungry and only have $2, its time for a Jack Jumbo!"
by O.M.A.R. November 06, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt