The little round fecal pellets of animal droppings such as sheep, that have the appearance of a berry lying in grass or still hanging from or in the vicinity of the woollen backsides they emanated from.
Clueless person: Oooh look I found some magic berries in the long grass in yonder field... they don't taste as good as they look.
Farmer: Yep ye found some dingleberries from m' dingleberry field. I hope ye closed the gate or all m' sheepwill scarper.
A very powerful multi-meaning term. Commonly used term to reflect several antagonistic meanings. Very similar to "Whaat the shit?!"
You're such a dingelberry! = You need to get your shit together!
Duude, you're a dingelberry now! = Man, you're cool. Join our gang.
Have you ever had dingelberry pie? = A good way for a bro to segway from an awkward convo that would otherwise jeopardize the integrity of another bro.