patter

1 :  a specialized lingo :  cant; especially :  the jargon of criminals (such as thieves)

2 :  the spiel of a street hawker or of a circus barker

3 :  empty chattering talk

4a (1) :  the rapid-fire talk of a comedian (2) :  the talk with which an entertainer accompanies a routineb :  the words of a comic song or of a rapidly spoken usually humorous monologue introduced into such a song

1 :  to strike or pat rapidly and repeatedly

2 :  to run with quick light-sounding steps

:  to cause to patter

:  a quick succession of light sounds or pats

1 :  to strike again and again with light blows We could hear rain pattering on the roof.

2 :  to run with quick light steps

:  a series of quick light sounds We heard the patter of little feet.