In agreement with or following something, especially a rule or standard.
This word is often used in formal or technical contexts, like in rules or laws.
Examples:
Secundum the rules, we have to wear a uniform.
The decision was made secundum the law.
We have to do it secundum the teacher's instructions.
I always do my homework secundum the rules.
Secundum the king's orders, we have to go to war.
We have to follow the plan secundum the boss.