/ˈvelkrəʊ ||; ˈvɛlkro/noun [U] a material for fastening parts of clothes together. Velcro is made of a man-made material (nylon) and is used in small pieces, one rough and one smooth, that can stick together and be pulled apart. 维可牢（尼龙搭扣，相合即可黏住，一拉即开） ☞picture at button 见button插图