It's a drawing of a spade. The image looks like a spade that you would find on a playing card. The body of the spade is perhaps more prominent than the stem of the spade compared to a conventional spade drawing.
This Spades 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 5,700 icons, all in the same style and quality.