It's a logo of Swearing Male reduced to an image of a an angry face with it's mouth opened and words being propelled forward. It is an angry male shouting his words toward his enemy.
This is a Mad icon. We've made it in iOS style
, first introduced in iOS version 7 and supported in all later releases up until now (at least iOS 11). This style is based on thin two-pixel lines and is optimized for 50x50 px. Unlike other vector icon packs that have merely hundreds of icons, this icon pack contains 13,700 icons, all in the same style and quality.