Meaning oflose one's composurein English

Verb

1. to suddenly become unable to control one's emotions or behavior, often due to stress or anger
2. to lose one's self-control or calmness, often in a public or embarrassing way
3. to no longer be able to maintain one's composure or dignity, often due to a difficult situation
4. to lose one's temper or patience, often leading to an outburst or inappropriate behavior