1: Medically, this is when someone recieves an enema and cannot contain the pressure long enough. Due to the pressure the patient continuously begins "blowing ass" all over the nurse or doctor. The result is little speckles, or lucky charms, all over their face and/or body.
2: The best fucking cereal. EVAR.
1: Honey, how'd your day at work go? Some guy blew ass all over my face during an enema and got lucky charms all over me.
2: I love Lucky Charms so much I shit my pants.