make heavy weather

cannot make it

Cannot reach satisfactory or expected standards or do something competently; describes someone in a hopeless situation.

doctors make the worst patients

It is difficult to advise people on subjects that they are experts on.

enough to make a cat laugh

Very outlandish or outrageous.

enough to make the angels weep

Something so distressing that it causes one to lose hope and faith.

fine feathers make fine birds

Something that appears beautiful or good is by definition beautiful or good.

hang heavy

To seem to pass slowly; to crawl.

heavy as a dead donkey

Very heavy.

heavy equipment

Any of a diverse class of large machines used in construction and mining for earthmoving tasks (e.g., digging, grading), logging, and other heavy-duty applications.