CAN'T HIT THE (BROAD) SIDE OF A BARN
can't hit the (broad) side of a barn: translation
can't hit the (broad) side of a barn
Rur. cannot aim something accurately. •
You're way off. You couldn't hit the broad side of a barn.
•
Please don't try to throw the paper into the wastebasket. You can't hit the side of a barn.