could be
I've often seen it used in online gaming, usually as a response to a stupid action. "Hey, I've just shot a hole through our own defenses!" "Derp."
(thwartis just not feeling it with you, Fri 19 Aug 2011, 20:55,
Reply)
Share to
Hide / Ignore
Hide
If you want to unhide this post later, click the "update profile" link in the top navigation bar, and scroll down to the bottom.
Ignore
You will be blisfully unaware of this user for just one week