Butcher's thigh is?

Accidental injury to major vessels in thigh or groin REF: Bailey & Love's Sho practice of surgery 18th edition Page 147, 69 (in older editions) Butcher's thigh is penetrating wound of femoral triangle due to knife slipping while boning meat. Penetrating wound involving main veins in the thigh or groin are potentially fetal, as exsanguination may follow the first aid dressing which has apparently controlled the bleeding.