The term "eipril" is a combination of the words "ejaculate" and "April." In the context of adult content, it refers to the act of ejaculating during the month of April. This tag can be used to categorize porn videos or scenes that involve ejaculation taking place in April. It could also be associated with themed content or events surrounding this specific time period. Note that this term is not a standard English phrase and may not be widely understood outside of adult content communities.