Grade 7 straitlaced Get Printable Handwriting (strait-laced) 2 syllables Learn It! Spelling Test Definition adjective. tightly bound by morality convention or received opinion; strict or prudish Example Sentence My straitlaced Aunt Anna does not approve of the girls' miniskirts. Synonyms priggish; prim; prudish; square-toed; strait-laced; tight-laced; proper Antonyms improper Share with your friends: