Originally
polish for "worthy, proper, or suitable, also the
Catholic holiday observed the day after Easter Sunday celebrating the end of Lent.
The word degraded sometime between WWII and Korean conflict to refer to a phallus, evolving to it's current usage referring to someone who is an irritant, stupid, or
gullible.
"
Leon's being a tool fuckin' with me again!"
"
Yeah, he's been a Dyngus (or Dingus) since day
one"
Or:
"Imma stomp your Dyngus (or Dingus) in the dirt!"