Used as a verb in a threatening tone, can be used to mean "fuck up," "kill," etc...
You fuckin' touch me again and I'll differentiate ya!
από Jason McAaron 14 Μάιος 2008
to distinguish from similar options
What differentiated this start-up portal was a relationship with urbandictionary.com
από Alexander Zubatov 17 Μάρτιος 2007