0 used to describe something that is organized in two levels or stages: --
Broadband prices are now two-tier, with providers charging as much as £100 extra if you live in the country.
We have a two-tier system in this city, because there are so many private schools.
The disaster led to the introduction of a two-tiered security system at American airports.
The company proposed to replace its two-tier board with a single board of directors.
Council functions throughout Cornwall were organised on a two-tier basis, with a county council and district councils.
1 used to describe something that has two levels, one on top of the other: --
2 consisting of two levels: --
Stores were on two levels, with two-tiered parking for easy access.
The air-conditioned sleeper compartments have two-tier bunks.
It's a busy, modern, two-tier cafe with reasonable snacks.
The old football stand is to be replaced with a two-tier 8,500-seater construction.
The economy's two-tiered recovery brought high-paying jobs, but only in some areas.
Under our two-tier system, none of these treatments are available unless you can pay.
