A fork of Rural Dictionary
The noise Dr. Zoidberg makes while trying to escape (Futurama) normally accompanied by side running like a crab
Hermes: How scared should we be? Professor: Somewhere between not at all and entirely Dr. Zoidberg: I call entirely, Woop Woop Woop
The mating call of the average Wombat
"Woop woop woop woop woop!" - "Sounds like a Wombat's mating call..."
An expression designed to express approval, happiness, joy, and/or excitement usually accompanied by a knocking together of the fists with a buddy.
Max: "We got the top number in the housing lottery!" Owen, Chris, and Aldo: "Woop woop!" (knocking together of various fists)