This road sign means:

Rectangular and square-shaped signs, which are usually black and white or red and white, are used to show speed limits and other regulations. The No U-Turn regulatory sign informs drivers that they are prohibited from making a U-turn. U-turns are generally allowed when they can be made safely, however they can be very dangerous and are not legal everywhere.

🟢 This question is easy — 8.5% of our users get this question wrong.