Definitions

1. noun

A colloquial or onomatopoeic expression used to describe the sound of something being dunked or submerged in water.

“After dropping the ice cream cone, the sound of the cone hitting the pavement was a sad dunkadoo.”

2. interjection

An expression used to describe the act of dunking or submerging something in water, often accompanied by a sense of surprise or excitement.

“Whoa, dunkadoo! The basketball went right through the hoop!”