Definitions

1. noun

A foolish or annoying person.

“She couldn’t stand the moop who cut in front of her in line.”

2. verb

To utter a silly or nonsensical sound, especially in imitation of an animal.

“The kids were mooping and making animal noises during the playtime.”

3. verb

To make a loud, foolish noise.

“The crowd mooped and cheered when their team scored a goal.”