hopeless at

hopeless at (something)

Not skilled or adept at something. Oh, I hired a maid because I know I'm hopeless at housework. Steve is just hopeless at math—we have help him with his homework every night.
See also: hopeless
Farlex Dictionary of Idioms.

hopeless at

(doing something) incapable of doing something. Tom is hopeless at cooking. Sally is hopeless at keeping her room clean, and it shows.
See also: hopeless
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • hopeless
  • hopeless at (something)
  • whistle in the wind
  • it's no use
  • it's no use (doing something)
  • no use, it's
  • there is a remedy for everything except death
  • paint a black picture (of someone or something)
  • be better off dead
  • a losing game
References in periodicals archive
I'd have to carry on until I got to the end, hoping against hope that the luck of the draw had found seven people more hopeless at the hurdles than me.
"I am hopeless at DIY, hopeless at losing things, hopeless at just about everything" Writer and entertainer David Baddiel.
The Paul Lambert grudge match pits his Aston Villa, hopeless at home, against old club Norwich, who are hopeless away.
Summary: Keira Knightley has admitted she was hopeless at dancing in her new film Anna Karenina saying, "I'm an actor not a dancer!".
"It isn't hopeless at all," says the Bible, "unless you mean to leave God out altogether."
Equally though, I also have to admit I have always been pretty hopeless at parking.