Verb (5-dan, む, intransitive)
1. to spring; to bound; to bounce
2. to be stimulated; to be encouraged; to get lively
Verb (5-dan, む, transitive)
3. to pay handsomely; to splurge; to part eagerly with (money, etc.)
Verb (5-dan, む, intransitive)
4. to breathe hard; to pant; to be out of breath