useless

Adjective

useless (comparative more useless or uselesser, superlative most useless or uselessest)

1. Without use or the possibility to be used.
   • This fork's prongs are bent. It's useless now.
   • I'm all for opening new stations (Transport Scotland is planning another at East Linton, about halfway between Drem and Dunbar), but they are useless without a decent service.2021 June 30, Philip Haigh, “Regional trains squeezed as ECML congestion heads north”, in RAIL, number 934, page 53

   Synonyms:

   unusable, unutilizable

2. Unhelpful, not useful; pointless (of an action).
   • I think it's useless to keep this discussion going. It's like talking to a brick wall.
   • I tried my best to make him quit smoking, but my efforts were useless. He now smokes six packs a day.

   Synonyms:

   void

3. (derogatory) Good-for-nothing; not dependable.
   • Bill never mows the lawn, takes out the trash or anything. He's useless, but I love him anyways.

   Synonyms:

   good-for-nothing

4. (colloquial, derogatory) Of a person, Unable to do well at a particular task or endeavor.
   • My brother is useless at most computer games, but he is an awesome PS2 player.
   • Why do you keep trying? You're obviously useless at it.

   Synonyms:

   unskillful