cut (one) down in (one's) prime(redirected from cut them down in their prime)
cut (one) down in (one's) prime
To cause the sudden end of something, such as one's life, when one is at the peak of their skill or physical ability, or in their most successful or productive period. It's so tragic that cancer cut that renowned tennis player down in his prime. Yeah, I used to lift weights, but chronic injuries cut me down in my prime.