Definitions

1. adjective

given to making a high-pitched sound of complaint, or expressing a complaint in a high-pitched voice

“The whiney child refused to leave the store without getting a toy.”

2. adjective

complaining or complaining in a high-pitched voice

“The whiney sound of the car’s engine was annoying to the passengers.”

3. noun

a high-pitched sound of complaint

“The whiney sound of the baby’s cry filled the entire apartment.”