rainbow kiss
In real, traceable use. Part of the curated seed collection; community review is coming.
A supposed sex act in which a man and a woman who is menstruating simultaneously perform oral sex on each other, followed by a kiss where the couple mix semen and period blood in their mouths (which makes the so-called "rainbow").
Hành động tình dục mà người đàn ông và người phụ nữ đang có kinh同时 thực hiện quan hệ tình dục miệng và kết thúc bằng một nụ hôn trộn tinh dịch và máu kinh
Machine-translated — suggest a fix
Register: slang
Examples
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “rainbow kiss” mean?
A supposed sex act in which a man and a woman who is menstruating simultaneously perform oral sex on each other, followed by a kiss where the couple mix semen and period blood in their mouths (which makes the so-called "rainbow").
Is “rainbow kiss” formal or informal?
rainbow kiss is generally slang.