The phrase "absolute riot" means something or someone that is extremely entertaining, funny, or chaotic. It is used to describe a situation or person that brings a lot of excitement, joy, or laughter. Full definition
He is an absolute riot and super smart... I sound like such a crazy dog lady, but I am convinced he is a puppy angel sent by Charlie Brown (why not, right?). (denverdarling.com)
If it's true that time flies when you're having fun then I must have been having an absolute riot! (colorandgrace.com)
Yes to fans of the G1 series like myself, but most reviewers are overcooking that when discussing its general appeal - in my view if you like shooters and atmospheric, character driven tales with diverse challenging gameplay and awesome set pieces, then you'll have an absolute riot playing this. (metacritic.com)