bˈɜːdmən ɹˈæli ɪz ɐ kˌɑːmpətˈɪʃən wˌɛɹ mˈɛmbɚz ʌvðə pˈʌblɪk bˈɪld hˈoʊmmˌeɪd ɡlˈaɪdɚz, hˈæŋ ɡlˈaɪdɚz ænd hjˈuːmənpˈaʊɚd ˈɛɹkɹæft, ɹˈeɪndʒɪŋ fɹʌm vˈɛɹi sˈɪɹiəs ˈɛɹkɹæft tə mˈɪɹ kˈɔstuːmz, lˈiːp fɹʌm ɐ ɹˈɪvɚ ɔːɹ sˈiː sˈaɪd dʒˈɛɾi, ɔːɹ fɹʌm ɐ bɹˈɪdʒ, ænd kəmpˈiːt fɔːɹ dˈɪstəns ænd ˌɛntɚtˈeɪnmənt vˈæljuː.
Birdman Rally is a competition where members of the public build home-made gliders, hang gliders and human-powered aircraft, ranging from very serious aircraft to mere costumes, leap from a river– or sea–side jetty, or from a bridge, and compete for distance and entertainment value.