1. Having an offensive or unpleasant smell
   "a foetid odour";
   - fetid, foul, foul-smelling, funky [N. Amer, informal], noisome, smelly, stinking, ill-scented, olid [literary]

See also: ill-smelling, malodorous, malodourous [Brit, Cdn, non-standard], minging [Brit, informal], niffy [Brit, informal], pongy [Brit, informal], stinky [informal], unpleasant-smelling, whiffy [Brit, informal]

Encyclopedia: Foetid