Definitions

1. noun

A small device that produces a popping sound, especially when used as a toy or a party favor.

“The firework was a colorful popper that shot into the air and exploded into sparks.”

2. noun

A person who plays the role of a judge or referee in a mock trial or competition, often for entertainment purposes.

“The popper presided over the mock trial with great authority and fairness.”

3. verb

To make a sudden loud noise, especially by exploding or bursting.

“The firework popped loudly in the night sky.”