1. A large amount of something. Often combined with an expletive or a noun representing a container of some sort.
2. An intentional fabrication, short for "A load of bull."
3. The amount of semen ejaculated in a single orgasm.
4. The amount of feces excreted in one trip to the toilet.
1. That's a boatload of money!
2. That kid claims he has an IQ of 322. What a load.
3. I shot my load all over her face.
4. Man, that's a load off!