didgeridoo /ˌdɪd͡ʒ.əɹ.iˈduː/noun 1verb 1forms 3 noun1 •A musical instrument, endemic to the Top End of Australia, consisting of a long hollowed-out log which, when blown into, produces a low, deep mesmerising drone with sweeping rhythms. verb1 •(rare) To play the digeridoo. formsdidgeridooed · didgeridooing · didgeridoos