decuman wave
1decuman wave — n. huge wave …
2decuman — ˈdekyəmən adjective Etymology: Latin decumanus, decimanus of the tenth, large, from decumus, decimus tenth (from decem ten) + anus an more at ten 1. of a wave : extremely large …
3decuman — /dek yoo meuhn/, adj. 1. large or immense, as a wave. 2. (in ancient Rome) of or pertaining to the tenth cohort of a legion. n. 3. Also called decuman gate. (in ancient Rome) the main gate of a military camp, facing away from the enemy and near… …
4dec|u|man — «DEHK yu muhn», adjective. 1. very large; immense: »decuman waves. 2. (in Roman history) having to do with the tenth cohort of a legion (used especially of the main gate of a fortified camp, the primary defense of which was the responsibility of… …