Net neutrality is the idea that internet services or broadband providers should treat all content streaming through their systems the same, and providers who use their discretion to create “fast lanes,” block particular content, or throttle (slow down) internet speeds are not in keeping with how the internet ought to work.
Brown, Kincaid C. "Net Neutrality: An Explainer." Mich. B. J. 99, no. 3 (2020): 48-9.