What does this road sign mean? Question What does this road sign mean? Answers You must turn right. No right turns permitted. Right turns permitted on a red light. Explanation This sign prohibits right turns. It is illegal to turn right at an intersection where this sign is posted. This questions appears in the following tests: Alabama Motorcycle Practice Test 1 Arkansas Motorcycle Practice Test 9 California Motorcycle Practice Test 83 Kansas Motorcycle Practice Test 19 Ohio Motorcycle Practice Test 30 South Dakota Motorcycle Practice Test 73 Tennessee Motorcycle Practice Test 17 Virginia Motorcycle Practice Test 8