1. the quality or state of lacking meaning, purpose, or logic
2. the quality or state of being unconscious or lacking awareness

Examples

• The senselessness of the violence shocked the entire community.
• She couldn’t understand the senselessness of destroying the beautiful garden.
• The accident left him in a state of complete senselessness for several hours.
• Many people questioned the senselessness of the new policy.
• The senselessness of war became clear to the young soldier.
• After the blow to his head, he drifted into senselessness.
• The senselessness of the argument frustrated everyone involved.