Definition: The phrase "do justice" means to show a fair and accurate representation of something or to give it the appreciation it deserves. When you "do justice" to something, you make sure that it is presented in the best possible way or that it receives the credit it deserves.
Basic Usage: "The chef's presentation of the dish really does justice to the flavors."
Negative Usage: "This photograph does not do her justice."
In summary, "do justice" is an important phrase in English that emphasizes fairness and appreciation.