single-mindedpledge
nounUK /ˌsɪŋɡl ˈmaɪndɪd plɛdʒ/
US /ˌsɪŋɡəl ˈmaɪndɪd plɛdʒ/
A promise to focus on just one thing and not give up.
She made a single-mindedpledge to practice the piano every day until she could play her favorite song.
OTHER MEANINGS
2. A serious promise to keep all your attention on one goal.
His single-mindedpledge to finish the puzzle helped him ignore every distraction.
3. A commitment to stay loyal to one idea or plan.
The team's single-mindedpledge to win kept them practicing all summer.
4. A firm decision to put all your effort into one thing.
With a single-mindedpledge, she trained every morning for the big race.