The phrase "stupid comments" refers to statements or remarks that lack intelligence or common sense. They are foolish or silly things said by someone. Full definition
It's hilarious how we're of the internet and information age, yet most people out there are ill informed and make stupid comments like this. (religion.blogs.cnn.com)
I've had my fair share of stupid comments about my beard or haircut or tie, but I can let those roll off after a few minutes of shaking my head. (rachelheldevans.com)
I agree with you about ignoring stupid comments on your appearance. (fakefabulous.com)