Definition of cluster fly in English:

cluster fly

Line breaks: clus|ter fly

noun

A fly which enters buildings in large numbers while looking for a place to overwinter.
  • Pollenia rudis (family Calliphoridae), and the smaller Thaumatomyia notata (family Chloropidae)
More example sentences
  • Bluebottles and cluster flies are disgusting little creatures, feeding off rotting food and excrement.
  • Face flies and two or three species of cluster flies are often found in large clusters in the same overwintering site.
  • Of course, spring is a good time to find earthworms, so the cluster fly is active during this season.

Definition of cluster fly in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day deictic
Pronunciation: ˈdīktik
adjective
denoting a word whose meaning depends on context...