Meaning of straightlaced

1. She was known for being very straightlaced in her approach to work, always following the rules to the letter.
2. The straightlaced teacher did not approve of the students' casual attire in class.
3. Despite her conservative upbringing, she rebelled against her straightlaced parents by getting a tattoo.
4. The straightlaced businessman was shocked by the casual attitude of his new colleagues.
5. The straightlaced judge was known for handing out harsh sentences to those who broke the law.
6. Her straightlaced demeanor masked a wild side that few people knew about.
7. The straightlaced politician was careful to always present a clean-cut image to the public.
8. She was tired of being seen as the straightlaced one in her group of friends and decided to let loose for once.
9. The straightlaced librarian was scandalized by the book's explicit content.
10. Despite her reputation for being straightlaced, she surprised everyone by taking up skydiving as a hobby.