At a junction, you see this sign partly covered by snow. What does it mean?

Explanation: The 'stop' sign is the only road sign that's octagonal. This is so that it can be recognised and obeyed even if it's obscured (for example, by snow).

Category: Road and traffic signs

References: The Official DVSA Guide to Driving: Section 6, Highway Code: Page 106, Know Your Traffic Signs: Page 16