No u is the most powerful reversal imaginable, and in fact is the only phrase stronger than "ur mom gay" or "ur mom gay lol".
by Gayestmomlol May 8, 2018

by Lilchode June 8, 2018

by Henry Alverez August 17, 2020

The ultimate comeback back, that is normally used when there is no other comebacks to be made. By using the comeback "no u", you instantly win the fight/argument, unless the opponent pulls out a reverse card, if this happens you just run, you run away as fast as you can.
by Saxaphone Mcsizzle October 14, 2018
