1. 无益的；无意义的；无目的的
If you say that something is pointless, you are criticizing it because it has no sense or purpose.
1. not having a point especially a sharp point
e.g. my pencils are all pointless
Synonym: unpointed
2. serving no useful purpose
having no excuse for being
e.g. otiose lines in a play
advice is wasted words
a pointless remark
a life essentially purposeless
senseless violence