lose it

lose it (third-person singular simple present loses it, present participle losing it, simple past and past participle lost it)

1. (informal) To become explosively angry; to lose one's temper.

   When my dad found out I had failed the exams, he just lost it.

2. (informal) To begin to laugh uncontrollably.

   When the teacher's chair broke, the class completely lost it.

3. (informal) To lose one's mind, go crazy.
4. (informal) To cease to have a skill or ability, to lose one's touch, to be washed up.

   When you think about all she's done for the sport, it's kind of sad, but she's completely lost it over the past few years.

5. (idiomatic) To lose control of a situation. (Can we add an example for this sense?)

• (To be explosively angry): blow one's top, go ape, go apeshit, go snake, hit the ceiling, freak out, hit the roof, lose one's temper, lose one's rag.

• Lostie, Stelio, toiles