sped call
n. A part groaning, part yelling, part gasping shriekish grunt; etymologically dates back to the middle 1990s in Omaha, NE, with no known meaning; erupted soon thereafter; extremely hard to learn without a natural aptitude, but able to be mastered by anyone with patience and tolerant neighbors. Variations include 'Raptor Man', 'Circle Man', and 'Full-Fledged'.