make a hash of

Instead, students who borrow would get a subsidy on the back end through the more generous repayment program, years later, if they know it exists, enroll without incident, clear every hurdle over a decade or two and their loan servicer doesn’t make a hash of it.

There are plenty of sayings that make you want to roll your eyes, but “make a hash of” is one that really gets under my skin.

Do it, make a hash of it, take my bollocking.

In the history of the printed word, there are about four or five books that do a sex scene sexily, about four or five billion that make a hash of one.

The quickest way to make a hash of your neatly frozen files is to misplace the personal identification number that the credit bureaus give you.