heavy lifting

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.

heavy foot

A habit of driving fast.

heavy going

Something that is boring; difficult to make progress on, or tedious

heavy hitter

A person of considerable importance who is a major decision maker or capable achiever; an especially significant organization or an especially functional object.

heavy with child

visibly pregnant

hot and heavy

Passionate.