Noun
1. the trait of sincere and steadfast fixity of purpose;
"a man of energy and commitment"2. the act of binding yourself (intellectually or emotionally) to a course of action;
"his long commitment to public service""they felt no loyalty to a losing team"3. an engagement by contract involving financial obligation;
"his business commitments took him to London"4. a message that makes a pledge
5. the official act of consigning a person to confinement (as in a prison or mental hospital)