An rather unpleasant smell originating from the penis, commonly know as the "bell end". Usually caused by a build up of smegma around the gland of the penis.
A right dirty bastard, not washing his cock on a daily basis.
E.g. A girl giving her boyfriend oral sex and says to him " your dick smells like cheese", an unsuspecting cheesy bell whiff occured.
The end of a dirty penis that smells like a combination of melted gorgonzola cheese, combined with the stench of a fish shops bins. (can also be used as a nickname for a family member such as 'mother')