name · noun · verb · 10 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.
General-American:/ˈsaɪd.waɪn.dɚ/
Australia:Recorded audio is listed in the source snapshot.
CMU ARPABET:S AY1 D W AY2 N D ER0
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
name
Meaning 1
Formally the AIM-9 Sidewinder, first used by the US in 1956, one of the oldest, cheapest, and most successful short-range air-to-air missiles, still in use by many countries in the 2020s.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
A North American rattlesnake, Crotalus cerastes, that inhabits lowland deserts.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
A person who is untrustworthy and dangerous.
Definition source: English Wiktionary via Wiktextract
Usage: slang
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
A heavy swinging blow from the side which disables an adversary.
Definition source: English Wiktionary via Wiktextract
Usage: dated, slang
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
A pitcher who throws sidearm.
Definition source: English Wiktionary via Wiktextract