1. (在性问题上)大惊小怪的,过分正经的;谈性色变的
If you describe someone as prudish, you mean that they are too easily shocked by things relating to sex.
1. exaggeratedly proper
e.g. my straitlaced Aunt Anna doesn't approve of my miniskirts
Synonym: priggishprimprissypuritanicalsquare-toedstraitlacedstrait-lacedstraightlacedstraight-lacedtight-lacedvictorian