"Brand-spanking new" is a colloquial term that means something is completely new and has never been used before. There are various synonyms for this phrase, some of which include "brand new," "new-fangled," "fresh out of the box," "untouched," "untarnished," "unspoiled," "untried," "unused," "virgin," and "sparkling." These phrases convey a sense of excitement and anticipation that come along with using a new item for the first time. Whether it's a new car, phone, clothing or any other product, these words give us a sense of novelty and freshness associated with something that has never been used before.