How do you say may I go to the bathroom in latin?

There's no single perfect Latin phrase for "May I go to the bathroom?" since Latin was spoken in different eras and regions. Here are a few options, depending on the context:

Formal:

* Licet mihi ad latrinam ire? - This translates to "Is it permitted for me to go to the bathroom?" It's a formal way of asking, suitable for a teacher or someone in authority.

* Numquid mihi licet egredi ad necessitatem? - This means "May I perhaps go out for a necessity?" "Necessities" were often a euphemism for bodily functions in ancient Rome.

Informal:

* Licet mihi egredi ad lavacrum? - This translates to "May I go out to the washroom?" "Lavacrum" can refer to a bathroom or a washbasin.

* Licet mihi ad lavandum ire? - This means "May I go to wash?" A less formal option.

Important Notes:

* The context matters! These phrases might be understood differently based on the specific situation.

* Ancient Romans did not have toilets like we do today! "Latrina" referred to a public latrine, a communal toilet, or a simple chamber pot.

It's best to use these phrases with caution, as they may not be understood by everyone! If you're studying Latin, using these phrases can be a fun exercise, but for practical purposes, it's probably best to stick to English!