malodorous (adj) - having or emitting an unpleasant smell or scent; improper or offensive [mal-oh-der-uhs]
BREAKDOWN: MAL- (bad) + ODOR- (smell, scent) + -OUS (full of)
odorous means having or emitting a smell or scent, pleasant or unpleasant
See also: redolent
"Is a man satisfied, merely because he is perfumed himself, to mingle with a malodorous crowd?" —Edward Bellamy