A simple, undefined reply when an ignorant comment or action is made. Brought to life in the South Park series, when Mr. Derp made a guest apperance at South Park Elementary as the chef for a day, followed by hitting himself in the head with a hammer and exclaiming "Derp!"
I am t0tally c00l3r than 7u n00bs.
A meat product which comes in cylindrical form, usually composed of various animal products.
Put some sausage between these buns, please.