It is a human ear with the person's head not visible with a diagonal line across it. It can symbolize a lack of audio or auditory ability. There is no circle around the ear and the line cuts it in half.
This Deaf icon is made in flat color style
. This format was developed by Icons8 designer team and became immensely popular for use in web and mobile applications. Feel free to download this icon in PNG format for free, or unlock other formats for $5. Unlike other icon packs that have merely hundreds of icons, this monster icon pack contains 6,200 icons, all in the same style and quality.