American Heritage Dictionary of the English Language, 5th Edition
Strait-laced Sentence Examples
8 In spite of these restrictions and of an electoral system which tended to make these assemblies as strait-laced and reactionary as any government bureau, the zemstvos did good work, notably educational, in those provinces where the proprietors were inspired with a more liberal spirit.
from Sutton, but Sterne, in spite of his double duties, seems to have been a frequent visitor there, and to have found in his not too strait-laced friend a highly congenial companion.
Darcy (played by Shenae Grimes) was introduced to viewers as a strait-laced Christian, who becomes captain of the Spirit Squad and Queen Bee of the school.