v. rare. [Imitative.] intr. To utter the cries by which certain African peoples express delight.
1857. Livingstone, Trav., i. 25. The women clapping their hands and lullilooing for joy.
1886. Burton, Arab. Nts. (Abr. ed.), I. 191. Then the singing-girls beat their tabrets and lullilood with joy.
[1889. H. M. Stanley, in Daily News, 26 Nov., 5/8. The female followers set up a shrill lululus on seeing their own lake again.]