bomˈbasic,a.rare. [f. bombace (or bombasie) + -ic: perh. referring to the colour of Nankeen cotton, or ? of raw silk.] Of a pale yellow or straw colour; bombycinous. 1825J. Fosbrooke Observ.Pathol. Relat. 53 Skin of a Bombasic tint.Ibid. 62 A fine straw-coloured or bombasic tint.