1. superlative form of gruesome; most gruesome; causing horror, disgust, or fear; extremely gory or disturbing
Usage: superlative degree of the adjective 'gruesome'; commonly used in descriptions of violent, macabre, or repulsive scenes

Examples

• The crime scene was the gruesomest sight the detective had ever witnessed.
• That horror movie contained the gruesomest special effects I've ever seen.
• The gruesomest details of the accident were kept from the public.
• Of all the paintings in the exhibition, that one was the gruesomest.
• The gruesomest part of the story involved the ancient burial rituals.
• He described the gruesomest aspects of medieval torture methods in his history lecture.