Is trench coat a formal wear?

Related questions

1. Is trench coat waterproof?
2. How Loose Should a trench coat be?
3. Can you wear a trench coat if you're short?
4. Is trench coat suitable for winter?
5. What should I wear in 40 degrees?
6. Can a trench coat be altered?
7. Can a tailor make waist bigger?
8. Is it OK to wear a trench coat in winter?
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Tags

1. #blazer
2. #casual
3. #jacket
4. #always
5. #trainers
6. #outfit
7. #setting
8. #shoes
9. #trench
10. #black
11. #formal
12. #leather