Meaning of "declare" in Essential American English Dictionary


verb us /dɪˈkleər/ present participle declaring, past tense and past participle declared

B1 to officially tell someone the value of something, for example at an airport, because you might have to pay tax:

Do you have anything to declare?

to announce something publicly or officially:

Scientists have declared that the process is safe.
The country has declared war on its neighbour.

(Definition of “declare” from the Webster's Essential Mini Dictionary © Cambridge University Press)