"big-anime-tiddies" is a porn video tag that specifically refers to anime content featuring large or exaggerated breast sizes. In this context, the word "tiddies" is a slang term for breasts, often used in a more informal or playful manner. The term "anime" denotes that the characters depicted are from Japanese animation, which can include various genres and styles.
This tag is primarily intended to help adult viewers find content featuring big-breasted anime characters, which may be appealing due to personal preferences or fetishes related to larger breast sizes in fictional characters.