"Analoholic" in a porn video tag refers to a person who has an extreme or uncontrollable fondness for anal sex. This term combines the words "anal," referring to the anus, and "alcoholic," which describes someone with an addiction to alcohol. The use of this term implies that the individual featured in the video has a strong preference or obsession with engaging in anal intercourse. This tag is often used by adult viewers who have a similar interest or fetish for anal sex.