Definition of billow:
rejoice, balloon, heft up, buckle, tide, amplify, retch, welter, heave, rush, warp, surge, soar up, scend, triumph, gasp, soar, soar upwards, wave, inflate, blow up, puff, expand, spate, zoom, crest, heft, gag, study at wave, wallow, pant, upsurge, heave up.
- "Aylwin", Theodore Watts-Dunton.
- "The White Shield", Bertram Mitford.
- "Narratives of Shipwrecks of the Royal Navy; between 1793 and 1849", William O. S. Gilly.