What does an upside down question mark mean?

Related questions

1. What is a backwards question mark called?
2. Can a comma come after a question mark?
3. How do you ask an indirect question?
4. How do you type a question mark?
5. Why does my keyboard type backwards?
6. Who created the exclamation mark?
7. Can you continue a sentence after a question mark?
8. Should a request Have a question mark?
9. What is a question without a question mark?
10. Why some of my keyboard keys are not working?

Tags

1. #question
2. #several
3. #exclamation
4. #express
5. #marks
6. #language
7. #begin
8. #upside
9. #spanish
10. #means
11. #interrogative
12. #surprise
13. #sentences
14. #combination
15. #exclamatory
16. #disbelief
17. #combined
18. #punctuation