Load (noun)

1. A weight or quantity of material carried or lifted at one time.
2. A weight or burden.
3. An amount of work assigned or to be done.

Origin:

Old english lād "way, journey", of west germanic origin; related to dutch laad and german last, from an indo-european root shared by latin lassus "weary".

Examples:

1. The truck was carrying a heavy load of timber.
2. She was carrying a load of books in her arms.
3. The burden of responsibility was a heavy load for him to bear.
4. The team was assigned a load of work to complete by the end of the week.
5. The server was unable to handle the load of traffic.