Perhaps it was ignorance that led your mind to the gutter:
Ejaculation - Definition of Ejaculation in Roman Catholicism
An ejaculation, sometimes also called an aspiration, is a short prayer meant to be memorized and repeated throughout the day.
http://catholicism.about.com/od/prayers/g/Ejaculation.htm
No dice. There is no reference on that link to a premature form of it.