American English

Definition of boisterous adjective from the Oxford Advanced American Dictionary

 

boisterous

 adjective
adjective
NAmE//ˈbɔɪstərəs//
 
 
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(of people, animals, or behavior) noisy and full of life and energy It was a challenge, keeping ten boisterous seven-year-olds amused. The children and the dogs raced out of the house to give me a boisterous welcome.
boisterously
 
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adverb
See the Oxford Advanced Learner's Dictionary entry: boisterous