find someone guilty
and find someone innocent; find someone not guiltyto decide guilt or innocence and deliver a verdict in a court of law. The judge found the defendant not guilty by reason of insanity. The jury found the defendant innocent.
*innocent as a lamb
and *innocent as a newborn babe 1. guiltless. (*Also: as ~.) "Hey! You can't throw me in jail," cried the robber. "I'm innocent as a lamb."
2. naive; inexperienced. (*Also: as ~.) She's eighteen years old, but innocent as a newborn babe.
play innocent
to pretend to be innocent and not concerned. There is no need to play innocent. I know you broke the lamp! John is playing innocent, and he knows more than he is telling us.