Men might bite a woman's lips during a kiss as an expression of passion.
According to one perspective, men sometimes bite women's lips during kissing due to heightened emotions.
- The reference suggests that "...we men become crazy when we are engaged in lip to lip kiss with a girl. It feels passionate and good when we bite the lips of our partner while we are kissing."
In essence, lip-biting can be a physical manifestation of intense feelings and enjoyment during intimate moments.