a big deal

big deal

1. Something that is considered important or consequential. Being the first in her family to graduate college was a big deal to Katie. I'm kind of a big deal here, but I'll just be the new kid when I switch schools.
2. Who cares? That's not impressive or important. So you did 20 push-ups. Big deal, I can do 100. A: "Wow, a 1969 Mustang!" B: "Big deal. It's just a car."
See also: big, deal

a big deal

a thing considered important. informal
See also: big, deal
References in periodicals archive ?
"My education has always been a big deal to me and my two sisters were naturally clever and passed with flying colours - but I needed to do a bit more revision.
But cutting school, getting F's, smoking, drinking, and insisting that none of it's a big deal means you choose to lose.
For example, Lisa, 10, suggests, "I don't make a big deal about it, but I always wear the most non-Mom clothes or listen to the most non-Mom music."
I certainly never thought it would be such a big deal. I just got a call from a woman who represents Project Yes in South Florida, an organization that supports gay and lesbian teens and prevents their mistreatment and suicide.