Idiom: Couldn't hit a cows arse with a banjo

What does 'Couldn't hit a cows arse with a banjo' mean?

If someone is particularly innacurate, especially in sports like football, they couldn't hit a cow's arse with a banjo.
(A banjo here is a type of spade, not the musical instrument.)



Idioms similar to 'Couldn't hit a cows arse with a banjo'

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