To eject the disc, go to > Restart. Then, hold the trackpad while your MacBook is starting and your disc will be ejected.
I recommend you to sell the MacBook Pro with the original Mac OS X version or at least, Snow Leopard. Also, you should give the discs that came with the computer to its new owner
Five ways to eject a stuck CD or DVD from the optical drive
Ejecting the stuck disc can usually be done in one of the following ways:
1. Restart the computer and after the chime press and hold down the
left mouse button until the disc ejects.
2. Press the Eject button on your keyboard.
3. Click on the Eject button in the menubar.
4. Press COMMAND-E.
5. If none of the above work try this: Open the Terminal application in
your Utilities folder. At the prompt enter or paste the following:
If this fails then try this:
Boot the computer into Single-user Mode. At the prompt enter the same command as used above. To restart the computer enter "reboot" at the prompt without quotes.
Thanks for the fast reply. Hitting Restart and holding the downtrack worked.
I'd be happy to install the OS, but that requires using my Apple ID, and I'd rather not have my ID on a computer that will go to who knows where. I've wiped the drive clean with 7 passes so there wouldn't be any personal info left. Is there a way that I can install the OS without leaving traces of me?
I told you to reinstall Snow Leopard or the original OS X version that came with your computer, that don't require an Apple ID.
The only thing you have to do is to insert the Mac OS X DVD, hold the C key while your MacBook Pro is starting and install Mac OS X. When the installation finishes, hold the trackpad while your MacBook is starting to eject the DVD and turn off your MacBook