to promise or give your loyalty, time, or money to a particular principle, person, or plan of action: Once we have committed to this course of action there is no going back.

commit (someone or something) to (something) 1. To agree to something. I'm sorry, but I can't commit myself to your project because it seems fundamentally flawed. 2. To devote or dedicate oneself or another to someone or something.

[intransitive] commit (to somebody/something) to be completely loyal to one person, organization, etc. or give all your time and effort to your work, an activity, etc.

to promise or give your loyalty, time, or money to a particular principle, person, or plan of action: commit yourself to something Like so many men, he has problems committing himself to a relationship.