malodorous definitions WordNet (r) 3.0 (2005) adj 1: having an unpleasant smell [syn: malodorous, malodourous, unpleasant-smelling, ill-smelling, stinky] [ant: fragrant] Merriam Webster ... Date: 1850 1. having a bad odor 2. highly improper < malodorous practices and chicanery in high financial places — New Republic > • malodorously adverb • malodorousness noun Synonyms: malodorous, stinking, fetid, noisome, putrid, rank, fusty, musty mean bad-smelling. malodorous may range from the unpleasant to the strongly offensive < malodorous fertilizers >. stinking and fetid suggest the foul or disgusting < ...