This is an icon representing the astrological sign Sagittarius. It has an arrow pointing up and to the right with a perpendicular line on the base of the arrow that is the same width as the arrow head.
This Sagittarius 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.