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n. pl. rook·er·ies
a. A place where large numbers of rooks or certain seabirds or marine animals, such as penguins or seals, nest or breed.
b. A colony of such animals.
2. Informal A crowded and dilapidated tenement or area.
n, pl -eries
1. (Zoology) a group of nesting rooks
2. (Zoology) a clump of trees containing rooks' nests
a. a breeding ground or communal living area of certain other species of gregarious birds or mammals, esp penguins or seals
b. a colony of any such creatures
4. archaic an overcrowded slum tenement building or area of housing
rook•er•y(ˈrʊk ə ri)
n., pl. -er•ies.
1. a colony or breeding place of rooks or other gregarious creatures, as penguins or seals.
2. any teeming, overcrowded place.
A place where certain birds or animals, such as crows, penguins, and seals, gather to breed.
a breeding or nesting place of rooks or of any gregarious bird or animal.See also: Animals, Birds
Rookerya collection of rooks’ nests; the breeding place or large colony of sea birds or other marine mammals; hence, the birds themselves, as herons or penguins; a cluster of dilapidated buildings. See also building.
Examples: rookery of albatross, 1838; of buildings; of crows, 1822; of herons; of penguins, 1840; of prostitutes, 1851; of rooks, 1725; of sea bears, 1881; of sea elephants, 1860; of seals, 1847; of volcanoes.