Daywalkers

Daywalker [dey waw-ker] - noun

1. one who works during the day or on the day shift. Commonly used to refer to all of the people on day shift as a collective.
   
2. often muttered in disgust or exasperation by a person on the night shift e.g "What were those daywalkers thinking?!" or "Silly daywalkers..."

Being on the night shift aka a nightwalker, I'm bound by a sacred oath to make war on the daywalkers; I just don't think anyone has told them that we're at war. :)