What does " ditch the glasses" mean? "dig a hole in the glasses"?

Context:They also want to ditch the glasses with the flashing diodes. A team led by Guy Chéron at ULB has identified the brain activity that corresponds with the intention of walking. This activity occurs about a second before you actually move and can be identified by EEG signals from the motor cortex. The team can even distinguish between the intention to walk quickly or slowly.More:http://www.newscientist.com/article/dn23640-mindcontrolled-exoskeleton-lets-paralysed-people-walk.html