big deal

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big deal (plural big deals)

1. (idiomatic, informal, often sarcastic) Something very important or difficult; a matter of great concern; a considerable feat or achievement.

   It's a big deal to him to get this promotion.

   It's no big deal if you don't finish it today.

   Why do you always have to make such a big deal of tiny punctuation errors?

2. (idiomatic, informal) Someone very important; a VIP.

   She's a big deal in music in Spain.

• make a big deal out of

big deal

1. (idiomatic, informal, ironic) Indicates that something is not important or impressive; so what.

   He can run a mile in six minutes? Big deal! Some people can do it in four.

   So you beat the worst team in the league. Big deal, call the TV crews.

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