A sex act wherein the man shaves off all of his pubic hair so that his flaccid genitals resemble a dead bird, and coats his crotch in butter. He then drags his testicles across the face of his sleeping significant other, whilst gobbling like a turkey. Especially popular during the holiday season.
A ButtBabyy is any child that results from semen seeping into the vagina after anal sex. ButtBaby's can be prevented by using a condom, birth control pills, other contraceptives, and by simply not engaging in anal sex.
Father:"Son, now that your 16, its time we tell you that you werent planned, you were a ButtBaby."