1. a small dark blue edible berry that grows on a shrub
Usage: regional
2. a foolish or incompetent person
Usage: slang; informal

Examples

• We picked dingleberries during our hike in the mountains.
• The dingleberry bushes were heavy with fruit in late summer.
• Don’t be such a dingleberry and follow the instructions carefully.
• That dingleberry forgot to bring the keys again.
• The recipe called for fresh dingleberries as a garnish.