What is the Meaning of the Expression
a BIG DEAL?
for those learning to speak English as a Second, or Additional, Language (ESL or EAL)
something considered to be important
1. Meeting his family for the first time is going to be a big deal.
2. A: Oh, sorry! I forgot to bring that book you lent me. I wanted to return it to you today.
B. Don’t worry about it. It’s no big deal. I’m not in a hurry for it. You can give it to me next time we see each other.
Correct: It is not a big deal.
Correct: It is no big deal.
It is no a big deal.