body blow

Short definition from Wiktionary

Noun

1. 1
   A severely injurious or damaging physical strike or impact.
2. 2
   A severely injurious or damaging physical strike or impact: A hard punch struck to the torso.
3. 3
   A serious setback; a traumatizing event which prevents or hinders continuation of an activity.
4. 4
   Alternative form of body blow.