strait-laced

UK
/ˌstreɪtˈleɪst/
US
/ˌstreɪtˈleɪst/

Translations

strait-lacedadjective
UK
/ˌstreɪtˈleɪst/
US
/ˌstreɪtˈleɪst/
Qualitative adjective; used both attributively and predicatively. Also commonly appears in the variant spelling "straight-laced".
puritainSe dit d’une personne très stricte sur le plan moral, souvent prude et conventionnelle.
His strait-laced upbringing made him uncomfortable with jokes about sex.
Son éducation puritaine le mettait mal à l’aise avec les plaisanteries sur le sexe.
Additional translations
rigoristeS’emploie surtout dans un registre soutenu pour insister sur la rigidité morale et les principes sévères.

Definitions

strait-lacedadjective
Very strict, conventional, and often prudish in behavior, morals, or attitudes.
His strait-laced upbringing made him uncomfortable with jokes about sex.