the meaning of have your tail in a crack?

The phrase "have your tail in a crack" is not a standard English idiom or phrase. It's likely a slang expression or a regional saying.

To understand its meaning, we need more context.

* Can you provide the full sentence or conversation where you heard this phrase?

* What was the speaker's tone and intent?

* What is the overall topic of the conversation?

Without more information, it's impossible to give a definitive answer.

Possible interpretations:

* It could be a humorous or sarcastic way to describe someone who is nervous or anxious.

* It might be a way to describe someone who is in a difficult or uncomfortable situation.

* It could be a nonsensical phrase used for comedic effect.

Please provide more context so I can help you understand the meaning!