From Longman Dictionary of Contemporary Englishbilgebilge /bɪldʒ/ noun 1 [countable usually plural]TTW the broad bottom part of a ship2 [uncountable] old-fashioned informalUNTRUE nonsense
Examples from the Corpus
bilge• A minute later he heard the rhythmic thump of the starboard bilge pump uniting with his own pumping.• And beneath his feet Hencke could hear the terrifying noise of water beginning to slop its way through the bilges.Origin bilge (1400-1500) Probably from Old French boulge, bouge “leather bag, curved part” 