v. Obs. Also 6 bum-, boombas; pa. pple. bombast. [f. BOMBACE sb.: stress orig. on the last, and afterwards on the first syllable.]
1. trans. To stuff with cotton wool; to pad.
1558. Will of R. Lee (Somerset Ho.). My doublett of sacke clothe that is bumbased.
1598. Florio, Imbottire to stuffe, to quilt, to bumbase.
b. fig. and transf. To stuff, pad.
1572. Gascoigne, Voy. Holland, in Southey, Comm.-pl. Bk., Ser. II. (1849), 311. They march bumbast with buttered beer.
1577. B. Googe, Heresbachs Husb. The camel is bumbast upon the backe for bearing of burdens.
2. To stop (the ears) as with cotton-wool.
1583. Stanyhurst, Æneid, IV. 107. What reason him leadeth to my suite too boombas his hearing?