verb
Meaning 1
To improve.
Definition source: English Wiktionary via Wiktextract
Usage: idiomatic, transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Phrase guide
buff up
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
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
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Australia: Recorded audio is listed in the source snapshot.
verb
Meaning 2
To shine; to make shiny.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
verb
Meaning 3
To become more muscular.
Definition source: English Wiktionary via Wiktextract
Usage: idiomatic, intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
verb
Meaning 4
To study hard to learn a particular subject.
Definition source: English Wiktionary via Wiktextract
Usage: idiomatic, intransitive
Examples
- I'll need to buff up on my Italian before my trip to Genoa.
Meaning relationships
Synonyms: cram
Antonyms: none provided
History
Etymology
No etymology was provided for this word.