turt noun2 •(informal) A turtle.Fortunately, someone on Tumblr has created a definitive list of turtle ratings, so you know which turts to be friends with and which are ugly trash. — 2016 •(informal) A turtleneck.It's also one of the better deals — we love this V-neck in navy, but are including it as a runner-up pick just because its regular price is $120, so it's a slightly less good deal than the turt. — 2019 formsturts