feel the burn

The phrase was popularized by actress Jane Fonda in her highly successful 1980s aerobic exercise videotapes.

feel the burn (third-person singular simple present feels the burn, present participle feeling the burn, simple past and past participle felt the burn)

1. (sports) To feel the burning sensation arising in a muscle being intensely exercised; often used as an exhortation to extend oneself in physical exercise.
   • 2014, Michael Hastings, The Last Magazine, Penguin, →ISBN:

     “Feel the burn!” Norm says, as Peoria lies over on a reverse lateral pulley system, ass up high, knees jerking back with the weight of fifty-five pounds.

2. (sex) To feel the vaginal or anal pleasure or burn felt during sexual intercourse.

• feel the Bern

• no pain, no gain