Top Definition
Species of extra terrestrial, sterile hybrid species, who collect haploid (eg sperm and ova) samples from a variety of DNA based species in the Milky Way Galaxy. In order to vary their gene pool, as they reproduce by cloning.

The sampling procedure involves placing donors into trance, then beaming themn aboard their crafts, and examining and obtaining samples, then returning said donors.
I read about Gray Aliens from a book called "Communion".
by Kerb November 27, 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
A gigantic headed grey skinned Alien. It has extremly large black eyes. They abduct alchoholics, so no one believes there story.
Much like Bill Gates!
" Oh, yeah, last night i WAS abducted!"
by Scott Methy July 18, 2003

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