don't knock it till you've try it
don't knock it till you've try it
Don't criticize or judge something that you have not personally tried or experienced. Don't knock it till you try it, man. Cold pizza is the breakfast of champions. A: "Yuck, you dip your French fries in mayonnaise?" B: "Hey, don't knock it till you try it!"
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.