Samhain The night of 31 October—Halloween—is "Oíche Shamhna" (Irish), "Oidhche Shamhna" (Scottish Gaelic) and "Oie Houney" (Manx), meaning "Samhain night". The day of 1 November, or the whole festival, may be called "Lá Samhna" (Irish), "Là Samhna" (Scottish Gaelic) and "Laa Houney" (Manx), meaning "Samhain day". These names all come from the Old Irish "Samain" or "Samuin" , the name for the festival held on 1 November in medieval Ireland. This comes from Proto-Indo-European "*semo-" ("summer"). One suggestion is that the name means "summer's end", from "sam" ("summer") and "fuin" ("end"), but this may be a folk etymology. In 1907, Whitley
Samhain V. Peddle suggests the guisers "personify the old spirits of the winter, who demanded reward in exchange for good fortune". McNeill suggests that the ancient festival included people in masks or costumes representing these spirits and that the modern custom came from this. In Ireland, costumes were sometimes worn by those who went about before nightfall collecting for a Samhain feast. In parts of southern Ireland during the 19th century, the guisers included a hobby horse known as the "Láir Bhán" (white mare). A man covered in a white sheet and carrying a decorated horse skull (representing the "Láir Bhán")