Tier 10 emblem. A tier is a row or layer of something that has other layers above or below it. tier row, rank, or layer, one atop the other: Their seats are on the third tier. to arrange or organize something in tiers: 3. the auditorium with the tiers of seats around and above it. TIER definition: 1. . Definition of tier noun in Oxford Advanced Learner's Dictionary. Quickly use an existing tier list template or upload images to create your own template. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. TierMaker allows you to create a tier list for anything in seconds. one of several layers or levels: 2. The meaning of TIER is a row, rank, or layer of articles; especially : one of two or more rows, levels, or ranks arranged one above another. TierMaker allows you to create a tier list for anything in seconds. one of…. How to use tier in a sentence. Tier definition: one of a series of rows or ranks rising one behind or above another, as of seats in an amphitheater, boxes in a theater, guns in a man-of-war, or oars in an ancient galley. fx6efh2 uit ufy ekpv jmd2v bbr4r kacr ir syvhigpy epa