An exhausted and/or frustrated sigh; origin: onomotopoeic (a deflating of the chest through loosely connected lips; not to be confused with the much more upbeat raspberry)
something that ends up to have one of the most fucked up personalities that you will ever experience.....commonly found in Pittsburgh the flibba is a rare thing to find outside as it is very nocturnal most nights and preys on food in random strangers houses.