(1811–75), American inventor. In 1851 he designed and built the first commercially successful sewing machine.
Definition of Singer, Isaac Merrit in US English:
Singer, Isaac Merrit
proper nounˈsɪŋərˈsiNGər
(1811–75), US inventor. He designed and built the first commercially successful sewing machine in 1852. Singer's company became the world's largest sewing machine manufacturer.