Definitions of commit
if you commit to something then you say that you will definitely do it
The family has issued a statement saying it is committed to repaying all the debt it owes.
if you commit money, time or resources to something then you use the money, time or resources for a particular purpose
The government has committed extra resources to this serious problem.
if you commit someone for trial/commit someone to stand trial then you to send him or her to be tried in a court of law
She has been committed for trial at the High Court.