can't (do something) for toffee

can't (do something) for toffee

slang Is totally unable to do something. Primarily heard in UK. Oh, you'll definitely beat Sarah for that role in the musical—she's can't sing for toffee.
See also: toffee
Farlex Dictionary of Idioms.

can't do something for toffee

BRITISH, INFORMAL
If someone can't do something for toffee, they are very bad at doing that thing. Within a step or two it was clear she couldn't dance for toffee.
See also: something, toffee
Collins COBUILD Idioms Dictionary, 3rd ed.

not be able to do something for toffee

be totally incompetent at doing something. British informal
2000 Times Wordsworth himself couldn't spell for toffee, and his punctuation was extraordinarily bad.
See also: able, not, something, toffee
Farlex Partner Idioms Dictionary

can’t do something for ˈtoffee

(old-fashioned, British English, informal) if somebody can’t do something for toffee, they are very bad at doing it: He can’t dance for toffee!
See also: something, toffee
Farlex Partner Idioms Dictionary
See also:
  • can't do something for toffee
  • not be able to do something for toffee
  • toffee
  • can't (do something) for nuts
  • for nuts
  • can't carry a tune
  • sing up a storm
  • sing along
  • sing together
  • sing down