Question This road sign means: Answers Slow down or stop. Stop, if necessary. You must come to a complete stop. Drive with caution and be ready to stop. Explanation An eight-sided sign always means "stop." You must come to a complete stop and wait for any vehicles or pedestrians to clear the way before proceeding. Take a FREE Practice Test Now This questions appears in the following tests: Missouri Practice Test District Of Columbia Practice Test Montana Practice Test New Jersey Practice Test West Virginia Practice Test Maine Practice Test Minnesota Practice Test Rhode Island Practice Test Iowa Practice Test North Carolina Practice Test