commitment

noun

1. (countable, uncountable)The act or an instance of committing, putting in charge, keeping, or trust, especially:
2. (countable, uncountable)The act or an instance of committing, putting in charge, keeping, or trust, especially:
3. (countable, uncountable)Promise or agreement to do something in the future, especially
4. (countable, uncountable)Promise or agreement to do something in the future, especially:
5. (countable, uncountable)Being bound emotionally or intellectually to a course of action or to another person or persons.
6. (countable, uncountable)The trait of sincerity and focused purpose.

   “Citizenship in the original Greek concept was not simply the granting of rights to do as one pleased; it also demanded a commitment to serve the interests of the many via personal sacrifice.”

7. (countable, uncountable)Perpetration as in a crime or mistake.
8. (countable, uncountable)State of being pledged or engaged.
9. (countable, uncountable)The act of being locked away, such as in an institution for the mentally ill or in jail.