A "German kiss," according to one anecdotal definition, is a variation of a French kiss where you swirl your tongue around in circles.
While the term "German kiss" might evoke specific imagery, it's important to note that there isn't a universally accepted or standardized definition. The reference provided suggests a particular technique, but cultural understanding and personal interpretations can vary widely.
Essentially, if someone refers to a "German kiss," they are likely talking about a French kiss that involves a circular motion of the tongue.