Definition 1: The moving bulge on an extremely skinny chic's lower back caused by doing her doggy style with a big dick which closely resembles the Alien exploding out of the chest, but in this case, her back
Usage Example: Bill got worried he'd be used as an Alien host while doing her doggy style when he saw the Alien Cometh.
Alien Cometh, The
Definition 1: The moving bulge on an extremely skinny chic's lower back caused by doing her doggy style with a big dick which closely resembles the Alien exploding out of the chest, but in this case, her back
Usage Example: Bill got worried he'd be used as an Alien host while doing her doggy style when he saw the Alien Cometh.
