Verb (5-dan, る, transitive)
1. to take off; to jump; to leap
彼は右足で踏み切っている。He is taking off with his right foot.
2. to take the plunge; to decide; to embark on; to venture into; to launch out into
すごく買いたいのだけれど、踏み切れない理由がある。I really want to buy it, but there is a reason I cannot take the plunge.
3. to step out of the ring