The word "pitter" is a verb that means to make a light tapping sound, like the sound of raindrops falling or footsteps on a hard surface. Full definition
A spokesman says: «Our aims for a blog would be to enable us to interact with our stakeholders on a personal level; to collect feedback on our services and products; and provide value in terms of useful content in the form of information, help, discussion and ideas» Gosh my heart goes pitter patter with anticipation.. (slaw.ca)
Baseball tee shirts make my heart go pitter patter for so many reasons, including their easy fit, the contrast of the sleeves and body, and years of happy memories. (adashofpretty.com)
I recently received a cherry pitter from Oxo to test out for their blogger cherry contest, and I immediately decided that I needed to try some fresh cherries dipped in chocolate for my entry. (seasonalandsavory.com)