1. sudden failures or extinctions of jet engines during flight
Usage: aviation; technical
2. spectacular failures or collapses, especially of careers or businesses
Usage: informal

Examples

• The pilot handled multiple flameouts during the emergency landing.
• Bird strikes can cause dangerous flameouts in commercial aircraft.
• Several tech startups experienced dramatic flameouts after the market crash.
• The celebrity’s career ended in a series of public flameouts.
• The company’s flameouts were attributed to poor management decisions.
• Aviation engineers work to prevent flameouts in modern jet engines.