noun
French kiss; deep kiss
Wasei-eigo from English 'deep kiss'; refers specifically to a kiss with tongue contact. Common in casual conversation and media.
wasei-eigo (Japanese-coined English), from deep kiss
映画のラストシーンで、主人公たちがディープキスをした。
In the final scene of the movie, the main characters shared a French kiss.
Variant with interpunct; less common but still seen.
Wasei-eigo from English 'deep kiss', likely coined in Japan. Not a direct borrowing from English 'French kiss'.