61%RatingSave Gender Feminine Usage Welsh Meaning & History Means "tall and slender, beautiful maiden" in Welsh (a compound of main "slender" and hir "tall") [1]. Related Names Rootsmain + hir Categories beauty, sizes, thinness, Welsh words, women, youth Sources & References Geiriadur Prifysgol Cymru, entry meinir, available from https://www.geiriadur.ac.uk/gpc/gpc.html.