1. Having an offensive rancid odour
   "The rank-smelling cheese was an acquired taste"

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]