adj · noun · 5 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
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.
Received-Pronunciation:/bəʊlt ˈɒn/
Received-Pronunciation:/bɒlt ˈɒn/
Received-Pronunciation:/bɔʊlt ˈɒn/
General-American:/ˌbolt ˈɔn/
Australia:Recorded audio is listed in the source snapshot.
1
adj
Meaning 1
Of an accessory: capable of being bolted on or otherwise attached.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adj
Meaning 2
Used to extend an existing system, operating as an add-on or plug-in.
Definition source: English Wiktionary via Wiktextract