There is no widely recognized or formal definition for the word "roloff" in the English language. It appears to be a term or word that does not have an established meaning in dictionaries. This may suggest that the term is either relatively new, specific to a certain region or community, or simply slang or jargon used in limited contexts.

Without further context or information, it is difficult to provide a precise definition of the term. However, it is worth noting that the word "roloff" is commonly associated with a family name, particularly with the reality television series "Little People, Big World," which features the Roloff family. In this context, "roloff" may refer to a member of the Roloff family or something related to the series.

Since there is no clear definition for the term "roloff" as a standalone word, it is recommended to provide additional context or clarification to ensure proper understanding.