tier has definitions from the fields of education,work,games
1
[ noun ] one of two or more layers one atop another

Examples

"tier upon tier of huge casks" "a three-tier wedding cake"

Related terms

row layer

2
[ noun ] (education) a relative position or degree of value in a graded group

Synonyms

level grade

Examples

: "lumber of the highest grade"

3
[ noun ] something that is used for tying

Examples

"the sail is fastened to the yard with tiers"

Related terms

rope tie

4
[ noun ] (work) a worker who ties something

Synonyms

tier_up

Related terms

worker tie

5
[ noun ] (games) any one of two or more competitors who tie one another

Related terms

rival tie

6
[ noun ] one of two or more layers one atop another

Examples

: "tier upon tier of huge casks" "a three-tier wedding cake"

Related terms

layer

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