WordNet (r) 3.0 (2006):

hoo-hah
    n 1: a disorderly outburst or tumult; "they were amazed by the
         furious disturbance they had caused" [syn: disturbance,
         disruption, commotion, flutter, hurly burly, to-
         do, hoo-ha, hoo-hah, kerfuffle]