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English definition of “big”

big

adjective
 
/bɪɡ/ (comparative bigger, superlative biggest)
A1 large in size or amount: I come from a big family. We’re looking for a bigger house. → Opposite small (1), little adj (1)
A2 important or serious: Buying that car was a big mistake.
your big brother/sister informal A2 your older brother or sister
(Definition of big from the Websters Essential Mini Dictionary © Cambridge University Press)
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