Def. #1: When a male or a female with a strap-on dildo penetrates their partner at over 700 mph.
Def. #2: When a man has Deer Pebble Shits. He then freezes them and puts them into his hand-gun or rifle and shoots them.
Def. #1: Dude last night a gave my girlfriend the best Bullet Billz ever!
Def. #2: My cousin is a complete redneck, he shot a deer with his Bullet Billz!