The phrase "valiant fight" means that someone is showing great courage and determination while battling against a difficult situation or opponent. Full definition
Early today, Lauren Hill, the college basketball player whose valiant fight against brain cancer touched us all, died at age 19. (mindbodygreen.com)
A generation apart, both actresses are similarly equipped with heart, soul and nearly invisible technical chops; both are fighting the same valiant fight for roles to inhabit and not simply transcend. (southflorida.com)
The Aventador, named after a particularly valiant fighting bull, features a 700hp 6.5 - liter V8 and a price tag of nearly $ 500,000. (bestride.com)