
Poop out
Informal Usage
Best used with friends in casual conversations, not in formal settings.

Sorry I can't hang out, I pooped out after the gym.
Not Literal
Doesn't refer to bodily functions, but to feeling very tired.

I wanted to finish the book, but I pooped out by chapter three.
Physical Activities
Often used when speaking about physical activities like sports or exercise.

She pooped out halfway through the marathon.
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