Spoiled and covered with eggs and larvae of flies. Synonym:maggoty."A sack of maggoty apricots"
2.
Foul and run-down and repulsive. Synonyms:sordid, squalid."A squalid overcrowded apartment in the poorest part of town" , "Squalid living conditions" , "Sordid shantytowns"
... consisted of a little Italian restaurant, of the flyblown sort. There was no difficulty in buying the proprietor out. A woman and a man belonging to the group took it on. The man had been a cook. The comrades could get their meals there, unnoticed amongst the other customers. This ... — A Set of Six • Joseph Conrad