load

A load is something carried, often something heavy.

Example: The truck arrived with a load of dog food.

Loads/a load of something is a lot of it.

Example: We've had a load of problems ever since we got the new stuff.

Your load is how much work you have.

Example: We hired another person to spread the load a bit more.

Load is the amount electrical power produced.

If you load x on y, you put x on y to be carried. Usually there is a lot of x, and/or it is heavy.

Example: We loaded the boxes on the truck and set off for Vancouver.