need (something) (about) as much a fish needs a bicycle

need (something) (about) as much a fish needs a bicycle

To have absolutely no need or use for something. (Adapted from a feminist slogan coined by Irina Dunn: "A woman needs a man like a fish needs a bicycle.") I'm perfectly happy having a phone that just makes phone calls—I need a fancy smartphone about as much as a fish needs a bicycle. We have enough problems with the business as it is, so we need an audit right now as much as a fish needs a bicycle.
See also: bicycle, fish, much, need, needs
Farlex Dictionary of Idioms.
See also:
  • need (something) (about) as much as (one) needs a hole in the head
  • need (something) like (one) needs a hole in the head
  • need like a hole in the head
  • need something like a hole in the head
  • need/want somebody/something like a hole in the head
  • need (something) like a fish needs a bicycle
  • park that thought
  • What can I do for you?
  • cry out for
  • cry out for (someone or something)