- 1looking like fire; consisting of fire fiery red hair The sun was now sinking, a fiery ball of light in the west.
- 2quickly or easily becoming angry She has a fiery temper. a fiery young man
- 3showing strong emotions, especially anger synonym passionate a fiery look a fiery and heated meeting He delivered the sermon with fiery passion.
- 4(of food or drinks) causing a part of your body to feel as if it is burning a fiery Mexican dish The fiery liquor burned its way down her throat.
NAmE//ˈfaɪəri//(fierier, fieriest) [usually before noun]