Definitions

1. noun

a series of repeated sounds, such as the sound of footsteps or the sound of a stream.

“The patter of rain on the roof was soothing.”

2. verb

to talk quickly and steadily, often in a repetitive or monotonous way.

“The salesman began to patter about the features of the new product.”

3. verb

to fall or flow in a series of drops, as of rain or water.

“The roof began to patter with rain.”