Definitions for "nerveless"
Destitute of nerves.
Destitute of strength or of courage; wanting vigor; weak; powerless.
lacking strength; "a weak, nerveless fool, devoid of energy and promptitude"- Nathaniel Hawthorne
marked by calm self-control (especially in trying circumstances); unemotional; "play it cool"; "keep cool"; "stayed coolheaded in the crisis"; "the most nerveless winner in the history of the tournament"