Take You to Arby's (verb) - A request from a female to have cunninlingus performed on her, as the terminology relates to the bun being a euphemism for the outer labia, whereas the roast beef is synonymous with the inner labia.
Take You to Arby's: (verb) - "I know you be hungry so Imma take you Take You to Arby's!" - Take You to Arby's...Arby's, girl!