Onshoring. Noun or verb? Ask experts on the topic and you will hear both answers. Regardless, onshoring is bringing manufacturing of goods back from low cost-of-labor countries to the United States. A steadily growing trend, onshoring is spurred by a combination of factors. To understand and benefit from it, you need to have a grasp on all the different contributing causes and to stay up-to-date on these causes as they change and evolve.