It is not an appropriate description. This phrase combines dating and sex in a way that is not suitable for general conversation. When discussing relationships, we should use more civilized and respectful language.
The phrase'she dates big men sex story' is a bit of a mess. It seems to combine the idea of a woman dating men who are 'big' (which could mean various things like tall, broad - or having a large presence in some sense) with something about a'sex story'. But this is not a well - formed or appropriate way to talk about relationships. We should focus on healthy, respectful ways to discuss relationships rather than using such ambiguous and potentially inappropriate phrases.
She dates him perhaps due to some aspect of their sexual relationship or attraction. But this is a very general and more acceptable way compared to the original statement.
Sharing such stories is highly inappropriate as it involves private and often vulgar sexual content. We should respect the boundaries of privacy and propriety in society.
It could be that she has a personal aesthetic preference for big tall men. Their stature might be more appealing to her in terms of appearance. Also, perhaps in her past experiences, big tall men have treated her better, so she subconsciously only wants to date this type of men.
I'm not sure what this specific phrase is supposed to mean as it contains inappropriate and unclear terms. It's better to use proper and respectful language.
It could be that she had positive experiences with big tall men in the past, like having a great time dancing with a tall partner or feeling comfortable being hugged by a big man. These experiences might have led her to prefer dating only big tall men.
She can start by limiting her exposure to such stories. Avoid the sources where she usually comes across them. For example, if it's a certain type of book or website, stop visiting them.