deer killer 

a person who tells tall tales and then denies it later when called out about it.

Duck: I rode up next a deer on my atv and jumped on its back and slit its throat and ate it.

Me: No you didn't.

*later that day

Random Person: Hey Duck I heard you killed a dear with your bare hands.

Duck: Dude I never said that, it was Billy.

Random Dude: Deer killer.

deer killer by deerkiller December 29, 2007

deer-killer 

n. The brush guard that some rednecks like to put on the front grille of their off-road trucks.

I bought a new pickup truck and gave it some skid plates, nerf bars, a 12" lift kit, super swampers, and a deer-killer.

deer-killer by fizzle April 15, 2004