the joint between the thigh and the lower leg in humans, the corresponding joint in other animals

bring someone to their knees, weak at the knees, take a knee

Formal and Informal Expressions of knees

In different contexts, you can replace 'knees' with suitable alternatives. In a more formal setting, 'joints, articulations' is apt. In informal speech or writing, 'legs' is a commonplace synonym.

knees: Explore its Definition & Usage

knees Definition

1the joint between the thigh and the lower leg in humans
2the corresponding joint in other animals

Using knees: Examples

Take a moment to familiarize yourself with how "knees" can be used in various situations through the following examples!

Example
She fell on her knees and scraped them.
Example
He got down on one knee and proposed to her.
Example
The dog was licking its injured knee.
Example
My knees are sore from all the running.

knees Synonyms and Antonyms

Synonyms for knees

articulations
joints

Phrases with knees

bring someone to their knees
to cause someone to submit or surrender
Example
The economic crisis brought the country to its knees.
weak at the knees
feeling unsteady or weak due to strong emotions or physical exhaustion
Example
The sight of her favorite celebrity made her weak at the knees.
take a knee
to kneel as a sign of protest or solidarity
Example
The athletes took a knee during the national anthem to protest against racial injustice.

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Summary: knees in Brief

The term 'knees' [niːz] refers to the joint between the thigh and the lower leg in humans and other animals. It is used in phrases like 'bring someone to their knees,' meaning to cause someone to submit, and 'weak at the knees,' indicating feeling unsteady or weak due to strong emotions or physical exhaustion.