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English definition of “big”

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big

adjective [-er/-est only]  /bɪɡ/ (-gg-) us  

big adjective [-er/-est only] (LARGE)

large in size or amount: a big ant/man/building/city Do you have these shoes in a bigger size? He tried to impress his friends by using big words. She got a big raise. I had a great big slice of chocolate cake. This is the region’s biggest bicycle race. Big can also mean to a large degree: a big spender/eater infml Big can also mean older: a big sister/brother infml Big can also be used to add emphasis: You’re a big bully!

big adjective [-er/-est only] (IMPORTANT)

important, because of being powerful, influential, or having a serious effect: He had a big decision to make about his future. There’s a big difference between starting up a business and just talking about it. The big story in the news this week is the blizzard in the Midwest. We just bought a house, so today’s a big day for us. infml If a product or activity is big, it is extremely popular: Those toys are very big in Japan.
(Definition of big from the Cambridge Academic Content Dictionary © Cambridge University Press)
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