Straighter Than a Pole

Kid: Are you gay?

Me: No, I'm straighter than the pole your mom dances on.

Explanation

Explain Bear

Listen here, genius. You clearly have a hard time understanding how jokes work. You created a joke where one person asks if another person is gay and they responded by suggesting the mom is a stripper. You probably don't even understand how strippers work. Do you even know what a pole is?