Phrase guide

knuckle under

verb · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

verb

Meaning 1

To cooperate or yield when forced or pressured to do so.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic, intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: fall in line

Antonyms: none provided

2

verb

Meaning 2

consent reluctantly

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: yield, give in, succumb, buckle under

Antonyms: none provided

Broader terms: accept, consent, go for

Narrower terms: submit, bow, defer, accede, give in

History

Etymology

No etymology was provided for this word.

Across languages

Translations

1 source translations are retained for this English entry.

  • Spanish: doblar el espinazo — to cooperate or yield when forced or pressured to do so