" relight "

 [ "relight" ]

1: Originating in Northern California, a relight is a cigarette butt found on the ground or in an ashtray. The finder of the relight hopes the person who smoked the cigarette before them doesn't smoke a lot of the cigarette so there is still tobacco left in it for them to use.

  * e.g.,  ... "Aye Jack can i bum a cig off u im really craving one" "Nah Cy, just pick up a relight I saw tons on the street behind us" 

 [ "relightion" ]

1: N. (re-lie-shun): The branch of physics relating specifically to the reflection and refraction of light.

  * e.g.,  ... Today in physics, we learned about relightion.