The U turn sign is a warning sign. This sign means that the driver is legally allowed to make a complete turn to go in the opposite direction.
U Turn Sign Meaning
U turn sign means the driver is legally allowed to turn his vehicle around to go back the way he came. But it is very important for you as a driver to know, when you can make a complete turn:
What does a U turn sign look like?
This sign looks like a diamond shape with a black arrow and border on a yellow background.