Deter Deet is the name of any deer that willingly runs infront of your car while you're driving at night. Deter Deet is an asshole.
Dave: "I can't wait to get to wawa. Im hungry for a late night snack"
Stephan: "I'm gonna get some- LOOK THE FUCK OUT!"
Deter Deet: MEEEGGHHEREEGGH!
*car crash resulting in three deaths*