burnout

noun burnouts · burn-out

1. countable, uncountable The experience of long-term exhaustion and diminished interest, especially in one's career. High on the list of proposals educators said they support to combat burnout – after raising salaries and hiring more teachers — was providing additional mental health and behavioral support for students, according to the 2022 NEA survey.
2. countable, uncountable A person who has the experience of long-term exhaustion and diminished interest. Ten years of this soul-sucking job would turn any ambitious young person into a burnout.
3. countable, uncountable A feeling of being overwhelmed and exhausted from stress and overwork, rendering one cynical, uncaring or depression.
4. US, countable, slang, uncountable Someone whose brains have figuratively been burned out by drugs. There’s no way we can hire that guy. He’s a total burnout—he can't do the work.
5. countable, uncountable The shutoff of a rocket motor after exhausting its fuel or having been irreversibly throttled after the application of a planned delta-v.
6. countable, uncountable The failure of an electrical device, usually through overheating due to the application of excessive power.
7. countable, uncountable Use of the throttle to spin the wheels of a vehicle being held stationary, causing the spinning tires to produce smoke and burn rubber.