woolulation 

The American equivalent of "ululation" (The middle eastern / African practice of emitting a long, wavering, high-pitched vocal sound resembling a howl with a trilling quality, in celebration). When celebrating, Americans typically yell "Wooo!" for reasons unknown.

The Skynerd fans erupted in simultaneous woolulation! "WOOOOO!"

woolulation by Poppydog January 7, 2012

wobulation

a movement that resembles a wavelike ovulation during a woman's menstrual cycle

that ball was wobulating as it sailed through the air

wobulation by penis November 10, 2003