1. The initial or main support, endorsement, or financial support provided to a project, candidate, or initiative
The startup received primary backing from venture capital firms.
A startup recebeu apoio primário de firmas de capital de risco.
2. In textiles and bookbinding, the first layer of material applied to the back of fabric or pages for structural support
The primary backing of the book cover was reinforced with linen.
O apoio primário da capa do livro foi reforçado com linho.
3. In flooring, the base layer of material installed before finishing layers
The carpet's primary backing provides cushioning and stability.
O apoio primário do tapete fornece amortecimento e estabilidade.