- Of fear, fright etc: sudden or overwhelming (attributed by the ancient Greeks to the influence of Pan).
- (now rare) Pertaining to the god Pan.
- Overpowering fright, often affecting groups of people or animals.
- (botany) A plant of the genus Panicum.
- (finance, economics) Rapid reduction in asset prices due to broad efforts to raise cash in anticipation of continuing decline in asset prices.
- To feel overwhelming fear.