What does onboard audio and onboard Video mean?

Does it mean that its on the Motherboard?

Example of what i mean here
http://www.lucomputers.com/Product_detail....952&class=1

Yes, it does mean that the chip/s for the audio and video are on the motherboard. You can still use a PCI or PCI-E card, you would just need to disable the onboard option.

Thanks