Definition of “nest” - English Dictionary

“nest” in British English

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nestnoun [ C ]

uk /nest/ us /nest/

nest noun [ C ] (HOME)

C2 a structure built by birds or insects to leave their eggs in to develop, and by some other animals to give birth or live in:

a bird's nest
a wasps'/hornets' nest
a rat's nest
Cuckoos are famous for laying their eggs in the nests of other birds.
The alligators build their nests out of grass near the water's edge.

a comfortable home:

One day the children grow up and leave the nest.

a place where something unpleasant or unwanted has developed:

The diplomats have been sent home because their embassy has become a nest of spies.

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nestverb [ I ]

uk /nest/ us /nest/

(Definition of “nest” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“nest” in American English

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nestnoun [ C ]

us /nest/

a structure or other place where creatures, esp. birds, give birth or leave their eggs to develop

nest
verb [ I ] us /nest/

Swallows are nesting in our apple tree.

(Definition of “nest” from the Cambridge Academic Content Dictionary © Cambridge University Press)