Definitions:

1. be overcome by a sudden fear verb
   • The students panicked when told that final exams were less than a week away
2. cause sudden fear in or fill with sudden panic verb
   • The mere thought of an isolation cell panicked the prisoners
3. sudden mass fear and anxiety over anticipated events noun
   • panic in the stock market

Synonyms:

• scare
• terror

NearBy Words:

• panic-stricken
• panic-struck
• panicked
• panicky
• panicle
• panicled
• paniculate
• panicum