The male insertion of one's penis into the vagina of a female (drunk or sober), while the menstrual period of that female is fully activated and blood is flowing out her genitalia. (Does not count if tampon is inserted, although skill points are awarded)

The phenomenon of having to come out as bisexual to the same person/people repeatedly because they assumed or hoped that your sexuality was a "phase." Refers less to the holiday and more to the 1993 Bill Murray comedy film in which the main character experiences the same day over and over.

When one sticks his/her penis in an organism and vigorously spins their dick similar to a blender causing the insides to develop into a gelatinous form and leak out