Definitions

1. adjective

feeling or showing pain or discomfort, especially in the muscles or joints

“I woke up with an achy back after sleeping on the hard mattress.”

2. adjective

causing or giving pain or discomfort

“The achy heat from the sun made it hard to walk outside.”

3. noun

a feeling of pain or discomfort in the muscles or joints

“The doctor asked me about the achy feeling in my knee.”