speed demon

noun

chiefly US, informal
: someone or something that moves or works very fast
The new cook is a regular speed demon.
This computer is a real speed demon compared with/to my old computer.

Examples of speed demon in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
For comparison, the Canon CP1500—a speed demon for the 4-by-6-inch photo category—took roughly 40 seconds per photo, while the HP Sprocket Studio Plus averaged a pokey 121 seconds. — M. David Stone, PC Magazine, 2 Aug. 2026 Instead, the multi-hyphenate speed demon speaks with endless joy about the curiosity, persistence, and the people who support her daily work. — Alison Foreman, IndieWire, 1 June 2026 The speed demon behind the wheel will be Andy Green, a Royal Air Force Wing Commander and fighter pilot. — Omar Kardoudi may 20, New Atlas, 20 May 2026 But the Pats must also keep an eye on veteran slot receiver Cooper Kupp, who had 593 receiving yards this year, and speed demon Rashid Shaheed. — Andrew Callahan, Boston Herald, 29 Jan. 2026 See All Example Sentences for speed demon

Rhymes for speed demon

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Browse Nearby Words

speed dating
speed demon
speed dial
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Cite this Entry

“Speed demon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/speed%20demon. Accessed 19 Aug. 2026.

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