Standard Lemma guide
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.
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noun
The national speed limit of 55 miles per hour introduced in the USA in 1974.
Definition source: English Wiktionary via Wiktextract
Usage: US, slang
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
The number 55 (by extension).
Definition source: English Wiktionary via Wiktextract
Usage: US, slang
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
verb
To travel at 55 miles per hour.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
From trucker slang in the 1970s referring to the national 55 mph speed limit, based on nickel (“five-cent coin”).
