blunt weapon
Refers to any weapon that inflicts damage through blunt force rather than cutting or piercing, such as clubs, bats, or hammers. Often used in legal, crime, or self-defense contexts.
The suspect is believed to have struck the victim with a blunt weapon.
Carrying a blunt weapon for self-defense may be illegal in some cases.
The culprit struck the victim with a blunt weapon.
It is possible the victim was killed with a blunt weapon.
利器 denotes a sharp-edged tool, the direct opposite of 鈍器, which is a weapon that lacks a cutting edge.
鈍器 is a blunt instrument used to strike or bludgeon, the opposite of 刃物, which cuts via a sharpened edge.
刃物 refers to edged tools or weapons like knives and swords, whereas 鈍器 has no cutting edge and causes damage through blunt impact.
Compound of 鈍 (don, 'blunt, dull') and 器 (ki, 'tool, instrument'). The reading is on'yomi, and the word is a straightforward Sino-Japanese coinage.