What is Don't Shit Where You Eat?
1.
This phrase means "do not have romantic relationships with any co-workers." Basically, you don't want to make yourself uncomfortable (by potentially having a romantic relationship get ugly, or "shitting") at the place where you work ("where you eat").
Dude #1: "damn a really hot blonde just started working at my company. i'm gonna ask her out"
Dude #2: "dude, haven't you heard the saying: Don't shit where you eat?"
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Random Words:
1. 
Similar to a pebcak error. ID-10-t is idiot with a 10 instead of io in the middle.
computer user: I can't get my computer to work...