tier

"Tier" is a useful word with a couple of closely related meanings. At its core, it always refers to levels or layers — whether physical ones you can see, or more abstract ones like ranks or categories. Here are the most common ways you'll encounter it.

1nouna physical layer or row

Imagine a wedding cake with several layers stacked on top of each other — each of those layers is a tier. Any time you have rows or levels arranged one above another, you can call each one a tier.

everyday language · Modern, widely used

The stadium had three tiers of seats, and we sat on the top one.

She bought a beautiful three-tier cake for the celebration.

The shelves were arranged in tiers so that every product was easy to see.

2nounfigurativea level or rank in a system

Think of a ranking system — like gold, silver, and bronze membership cards. Each level is a tier. This sense is about how things or people are organized from highest to lowest, or most important to least important.

business, everyday language · Modern, widely used · figurative

The company offers three pricing tiers: basic, standard, and premium.

Players in the top tier of the league earn much higher salaries.

She was promoted to a higher tier of management after two years.

3verbto arrange in levels or layers

When you organize something into different levels or groups, you tier it. It is the action of creating a tiered structure.

business, everyday language · Modern, widely used

The school decided to tier its classes by skill level.

The new pricing plan tiers customers based on how much they use the service.

The garden was tiered so that each row of plants could get enough sunlight.