good question

Something someone says when he doesn't know the answer to the question being asked while still looking smart and knowledgeable.

Son: "Hey mom, what are Saturdays for?"
Mom: "Good question son"

that's a good question

A phrase usually indicating that the speaker has absolutely no idea how to answer said question. Often used to stall for time.

Photography teacher walking in on students who should be at pep rally: What are you doing here?
Sreya: That's a good question!

Good Question

What a person replies when they want to say "Kill yourself"

Son: "Hey mom, what are Saturdays for?"

Mom: "Good question son"

thats a good question

i don't know the answer

larry king: "how do we get iran to disarm their nukes without invading?"

guest politician: "thats a good question larry"

That’s a really good question

Something I say a lot when I don’t know the answer to a question.

Person: what’s your favorite color
Me: that’s a really good question

brother/sister asked a very good question

What you say when you can't answer a question someone asked you.
Originated from a meme based on a Muslim video of an islamic orator named Zakir Naik.

Person 1: Where are you going??
Person 2: Brother/Sister asked a very good question *goes away*

Here is a good question!

When Daniel Larson the famous tiktoker known for his funny videos and sayings had a mental breakdown and asked the people in his chat why his cum was red.

Here is a good question!
Why is my cum red?