Read the dictionary definition of senseless. All definitions for this word.
1. (of especially persons) lacking sense or understanding or judgment
2. unresponsive to stimulation
1. he lay insensible where he had fallen
2. drugged and senseless
3. not marked by the use of reason
1. mindless violence
2. reasonless hostility
3. a senseless act
4. serving no useful purpose; having no excuse for being
1. otiose lines in a play
2. advice is wasted words
3. a pointless remark
4. a life essentially purposeless
5. senseless violence