Eighteen

/ˈeɪˌtiːn/

Meaning & Definition

numeral
The cardinal number following seventeen and preceding nineteen, representing the quantity 18.
She celebrated her eighteenth birthday with a big party.
In the context of age, being at least eighteen years old signifies reaching adulthood in many countries.
At eighteen, he was finally able to vote in the elections.
A designation of a quantity of items or a score of eighteen.
The team scored eighteen points in the first half.
In certain games or contexts, the term can refer to a specific rule or structure involving eighteen.
The golf course consists of eighteen holes.

Etymology

From Middle English 'eighteen', a combination of 'eight' and 'ten'.

Common Phrases and Expressions

eighteen wheeler
A large truck with a total of eighteen wheels.
eighteen and over
Referring to individuals who are eighteen years of age or older.

Related Words

seventeen
The number preceding eighteen.
nineteen
The number following eighteen.

Slang Meanings

The age when someone is considered an adult.
Turned eighteen, now I can vote!
Eighteen as a milestone age in popular culture.
Sweet eighteen parties are the best!