1. A subtle thrill of excitement that one feels throughout one's body. I felt a ripple of excitement at the thought of seeing Susan again after all these years. Ripples of excitement kept fluttering through her as she waited for the plane to take off.

2. A low murmur or series of murmurs of excitement that travels through a group of people. A ripple of excitement went through the auditorium as the principal announced that the talent show would have a $500 cash prize this year. The news sent ripples of excitement around the office.