VocabDictionary

knuckle under

/ˈnʌk.əl ˈʌn.dər/intermediate Level

English Meaning & Definitions

1.idiom

To yield, surrender, or submit under pressure or authority after initial resistance.

Example Sentences:
  • After hours of grueling interrogation, the suspect finally decided to knuckle under and confess.
  • The union refused to knuckle under to the management's unreasonable demands.
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English Synonyms & Near Equivalents

English Antonyms & Opposites

Comprehensive Thesaurus Breakdown

Compare formal, informal, literary synonyms and register nuances for “knuckle under”.

Thesaurus Entry
Cultural Origin & Etymology

Originating in the 19th century, the phrase likely derives from the physical action of kneeling or bending the joints (knuckles) to the ground in a posture of submission, surrender, or defeat.

Memory Aid & Mnemonic

Picture someone getting down on their knuckles to crawl under the weight of pressure, finally giving up.

Frequently Asked Questions About “knuckle under

1. What is the meaning of “knuckle under” in English?

In English, knuckle under (idiom) is defined as: “To yield, surrender, or submit under pressure or authority after initial resistance.”.

2. How do you use “knuckle under” in a sentence?

After hours of grueling interrogation, the suspect finally decided to knuckle under and confess.

3. What are English synonyms of “knuckle under”?

Common synonyms include:yield,submit,surrender,capitulate,bow

4. What is the etymology and word origin of “knuckle under”?

Originating in the 19th century, the phrase likely derives from the physical action of kneeling or bending the joints (knuckles) to the ground in a posture of submission, surrender, or defeat.