patter · noun, verb1
1610s, pat + -er (“frequentative (indicating repeated action)”), of (onomatopoeia) origin.
patter · noun, verb2
- Middle English · inherited frompateren
- Middle English · inherited frompater
- English todaypatter
Noun is from Middle English pater, verb is from Middle English pateren. Noun attested 1758, originally referring to the cant of thieves and beggars.
patter · noun3
Etymology from Wiktionary, CC BY-SA 4.0.