1. French Kissing with Mutual Consent:
* This is the most likely interpretation, given the phrase "mutual". It implies a French kiss where both parties are actively participating and enjoying it.
2. French Language Learning with a Partner:
* This interpretation could be used in a humorous or playful context, suggesting that two people are learning the French language together, perhaps with a focus on romantic phrases.
3. A Shared Interest in French Culture:
* It could also refer to a shared interest in French culture, food, or cinema, between two people.
4. A Specific Sexual Practice:
* In some circles, "French" could refer to a specific sexual practice, and "mutual" would imply that both partners are involved. However, this interpretation is less common and could be considered offensive or inappropriate.
To understand the intended meaning, you'd need more context:
* Who is saying it?
* What is the situation?
* What other words are being used?
Without more information, it's impossible to say definitively what "mutual French" means.