patter1
v.
- make a repeated light tapping sound.
- run with quick light steps.
n.
a repeated light tapping.
Etymology
C17: frequentative of pat1.
patter2
n.
rapid continuous talk, such as that used by a comedian or salesman.
▸rapid speech included in a comic song.
▸the jargon of a profession or other group.
v.
talk trivially at length.
Etymology
ME (as v. in the sense ‘recite rapidly’): from paternoster.