Pronunciation: /ˈbiːstli/
adjective (beastlier, beastliest)
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1British informal very unpleasant: this beastly war
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unkind; malicious: don’t be beastly to him
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2 archaic cruel and unrestrained: beastly immorality
adverb
[as submodifier] British informal,
dated-
to an extreme and unpleasant degree: a beastly dull wedding party
