This research generally aims to shed light on the meanings of lament in Arabic Literature, that poetry in grievances but is said for sake of fulfillment that the poet by what he says predestines already passed rights, or at genius if the poet is shocked with some of his/her people, but saying it for just saying as a desire it is not acceptable, because the Arabs committed in that a one doctrine, which is mentioning an evidence that the deceased had died, and they gather between Mourning, and anguishing, sorrow, and magnifying, then declare complimenting traits wet with tears. Lamentation is poetical purpose known to the Arabs, and other peoples since ancient eras, and it’s considered as one of one of important poetical purposes which took its space for all poets, and every nation has its lamentations, and the Arab nation among them that keeps abreast a huge legacy of elegies, and it takes several types, and research displayed and analyzed some of the poetical texts. We followed in this research descriptive historical inductive method. Amongst important results: The poets do not commiserate those who die at wars, because they are only went out to be killed, and if they commiserate them it could be regarded a satire or equivalent. The Lament is for those who die at scrape of death, or be killed at times of no war like Raid and the like. The Arab’s poet women have their place Lamentation because they have the most mellowed hearts among people at times of calamity, and the most graining as well, but the men did not known to express grief except those who were heavily beaten by a catastrophe. By lamentation for the dead, the poets aim at glorifying them, and as thus, encourage the tribe to take revenge before lamenting them. Lamentation poems are empty of wreckage and madrigaling introductions except a few.