What does Take the A Train mean?

Related questions

1. Does the 1 train stop at Penn Station?
2. Where does the 6 train run in NYC?
3. What are the stops on the 3 train?
4. Does Amtrak run out of Grand Central?
5. How do you get around Penn Station?
6. Does the 4 train run all night?
7. Is the Bronx safe?
8. How often does the N train run?
9. Is Grand Central Station the same as Penn Station?
10. What stops does the 3 train make?

Tags

1. #brooklyn
2. #subway
3. #express
4. #traditionally
5. #lyrics
6. #refers
7. #conception
8. #harlem
9. #although
10. #played
11. #northern
12. #instrumental
13. #rails
14. #title
15. #train
16. #where
17. #service
18. #manhattan