Verb (5-dan, む, intransitive)
1.  to be convinced (that);  to be under the impression (that);  to feel sure (that);  to assume (that)
2.  to make up one's mind;  to set one's heart on;  to be determined (to do);  to be bent on
3.  to be obsessed (with a thought, idea, etc.);  to think about obsessively