this is when two females engage in performing the act of running at each other, and jumping from about one meter and a half apart while trying to cause the clitoris or other parts of the vagina to connect in a sexually satisfying way

Mercury retrograde is the act of taking a shit whilst mooning one or more human beings. Your day can typically being going well, according to your horoscope, until you are forced into witnessing Mercury retrograde. Performing Mercury retrograde will often speed the astrological cycle forward for the individual performing the Mercury retrograde, bringing about happy and fruitful times to come.

When two lesbians get together for some action and rub their vagina's together. IE: The lady's clams have a good old tussle

is when two women who participate in the Medieval sport of jousting, utilizing their vaginas in places of the lances (jousting rods).