1. demanding exact conformity to rules or standards
2. complete or absolute; not allowing exceptions
3. precisely limited or defined; exact

Examples

• The teacher has strict rules about homework deadlines.
• My parents are very strict about curfew.
• The diet requires strict adherence to the meal plan.
• In the strict sense of the word, tomatoes are fruits.
• The company maintains strict quality control standards.
• She kept the recipe a strict secret.
• The judge imposed strict penalties for the violation.