涂鸦是指墙上乱画的东西,心怀不满的人、精神病人,还有小孩,在阴暗的角落里面,或者深夜在公共的墙面上随意或有意的涂画。涂鸦很为画家关注,在西方现代艺术中,以涂鸦入画的画家不在少数,画家关心的不是涂鸦的内容而是其形式。涂鸦的形式具有直觉的表现力,涂鸦者没有专业的训练, Graffiti refers to things doodled on the walls, disgruntled, mentally ill, children, dark corners, or free-lading or deliberate painting on public walls late at night. Graffiti is very concerned about the painter, in Western modern art, graffiti into the painting of the painter is not unusual, the artist is not concerned about graffiti content but its form. Graffiti has the intuitive expression of the form of graffiti who do not have the professional training,