Slowkill 

An Std

she's a burner she'll give ya the slowkill

Slowkill by boredDotCom June 1, 2011

SnowKill

Noun: Chunks of Snow/Ice build from the wheel well of cars and trucks. Usually dirty. You see many in parking lots or in the middle of the road.

Dude, you just ran over SnowKill!

SnowKill by melmel2u December 13, 2010