1
general::
1. Treat fairly or adequately, with full appreciation, as in That review doesn't do the play justice. This expression was first recorded in John Dryden's preface to Troilus and Cressida (1679): "I cannot leave this subject before I do justice to that Divine Poet." 2. do oneself justice. Execute in ac cordance with one's abilities, as in She finally got a position in which she could do herself justice. [Second half of 1800s]
American Heritage Idioms
2
general::
Phrase(s): do justice to something
1. Fig. to do something well; to represent or portray something accurately. • Sally did justice to our side in the contract negotiations. • This photograph doesn’t do justice to the beauty of the mountains. 2. Fig. to eat or drink a great deal. • Bill always does justice to the turkey on Thanksgiving. • The party didn’t do justice to the roast pig. There were nearly ten pounds left over.
McGrawhill's American Idioms And Phrasal Verbs