Paddywhack means a beating or a temper.
(noun)An example of a paddywhack is a whipping of someone.
Paddywhack is defined as to beat or spank.
(verb)An example of paddywhack is to spank a child for discipline.
See paddywhack in Webster's New World College Dictionary
noun
Origin: orig., an Irishman < Paddy + whack: as in “get one's Irish up”
transitive verb