The paper is focused on the рhenomenon of abuse words in Egyptian dialect of Arabic (EA). Being tabooed not only in media but in everyday life, different types of obscene words are still being widely used by native speakers. A particular attention is paid to the typologization of invectives in Egyptian Arabic. This paper examines the expressive functions of offensive language. The data is based on a corpus of 114 tweets collected from the Twitter website and 98 YouTube comments from Egyptian users writing in colloquial Arabic. In general, swearing as a language phenomenon can tell about some national traits associated with a particular nation. They can be caused by various factors, which makes it an interesting field for research.