Top Definition
A man with a large penis and massive testicles
A jumbo Jet refers to the fact that the owner of the afore-said jumbo sized tackle is able to force a correspondingly large amount of semen from it during ejaculation
slapper:
Fuckin ell that were a feller I had last night let me tell ya! That were a proper fuckin jumbo jet I ad flying into my terminal 5 last night
by stainesmassive April 05, 2008

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An extremely massive person.
"Her? She's a jumbo freakin' jet!"
by Caltag February 02, 2004

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