rookery

 
Pronunciation: /ˈrʊk(ə)ri/

noun (plural rookeries)

  • 1a breeding colony of rooks, typically seen as a collection of nests high in a clump of trees.
  • a breeding colony of seabirds, seals, or turtles.
  • North American term for heronry.
  • 2a dense collection of housing, especially in a slum area: they congregate cheek by jowl in unwholesome rookeries chosen for cheapness and convenience