Big Deal

Meaning/Usage: Something really important. Often times used with "no" to express that the event is not as important as they think.

Explanation: This phrase is also used sarcastically. For example, if someone says "I did 30 push-ups this morning." Someone else can respond, "Big deal. I did 50 push-ups!"

"Passing my driver's test was no big deal."
"He thinks he is such a big deal."
"It's no big deal if we don't go tonight."

A. "I think I might have lost that screwdriver you let me borrow last week."
B. "It's no big deal, I have another one."

Other Common Sentences

"He thinks he is all that matters."
"It's not that important."