It is an icon of a sofa. The sofa looks like it is comfortable with a large cushion, and it has armrests on each side. It has two legs beneath it that it rests on the floor on.
This Sofa icon is made in Material Design style
developed by Google. This style is based on extremely simplified shapes, thin two-pixel lines, and is optimized for 24x24 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 6,000 icons, all in the same style and quality.