Published 18 October 2026
What it is
In escort ads, FK means French kissing and DFK means deep French kissing, with tongue. Many escorts kiss only lightly or not at all, so ads often say it.
Kissing is a core part of the girlfriend experience.
Other names
- FK (French kissing)
- DFK (deep French kissing)
- ZK (Zungenküsse)
- Küssen
How to ask for it
Ask whether she kisses, and whether with tongue.