KoluschanKo*lusch"an\, Kolushan \Ko*lush"an\, a. [From Russ. kalyushka piece of wood (worm in the nether lip).] Designating, or pert. to, a linguistic stock of North American Indians comprising the Tlinkit tribes of the Alexander Archipelago of southeastern Alaska and adjacent coast lands. Their language bears some affinity to Mexican tongues.