1. most courageous or brave; showing the greatest determination in facing difficulty or danger
Usage: superlative form of gutsy; informal

Examples

• She made the gutsiest decision of her career by starting her own company.
• That was the gutsiest performance I’ve ever seen on stage.
• The gutsiest players always step up in crucial moments.
• His gutsiest move was speaking out against the unfair policy.
• The rescue team’s gutsiest member volunteered to go first.
• It was the gutsiest comeback in sports history.