Windmill

/ˈwɪndˌmɪl/

Meaning & Definition

noun
A structure with blades that are turned by the wind and used for generating power or grinding grain.
The old windmill at the edge of the village has been there for centuries.
A machine that converts wind energy into rotational energy, often used to generate electricity.
Modern windmills can produce enough electricity to power several homes.
An invention or structure resembling a windmill, used metaphorically to describe futile efforts.
Trying to convince him is like tilting at a windmill; he won't change his mind.

Etymology

From Middle Dutch 'winden' (to wind) and 'mille' (mill)

Common Phrases and Expressions

tilting at windmills:
Engaging in an impractical quest or fighting imaginary enemies.

Related Words

Slang Meanings

A term used in games for a specific maneuver or tactic.
He pulled a windmill move in the game while dodging enemies.