1
: specification
—usually used in plural
also
: a single quantity (such as a dimension or a measure of performance) describing a product especially as part of a specification
2
: speculation
built the house on spec
Examples of spec in a Sentence
Noun
parts built according to spec
Recent Examples on the Web
Kevin Sintumuang, Outside, 25 Nov. 2025
While the specific tech specs behind the skate upgrades have yet to be announced, several of the modifications can be deduced based on the images seen thus far.
—Riley Jones, Footwear News, 24 Nov. 2025
Abby Montanez, Robb Report, 17 Oct. 2025
In the meantime, head over to our feature and spec comparison of all three new models.
—PC Magazine, 11 Sep. 2025
See All Example Sentences for spec
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Noun
What strikes me most isn’t the ludicrous stack height, although that is the Vomero Premium’s standout spec.
—Kevin Sintumuang, Outside, 25 Nov. 2025
While the specific tech specs behind the skate upgrades have yet to be announced, several of the modifications can be deduced based on the images seen thus far.
—Riley Jones, Footwear News, 24 Nov. 2025
Verb
Ansari had previously asked him to spec a watch for another feature—a request that gradually drew him into Hollywood consulting.
—Abby Montanez, Robb Report, 17 Oct. 2025
In the meantime, head over to our feature and spec comparison of all three new models.
—PC Magazine, 11 Sep. 2025
See All Example Sentences for spec
Cite this Entry
“Spec.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spec. Accessed 29 Nov. 2025.
Copy CitationLegal Definition
spec
transitive verbˈspek
specced or spec'd
ˈspekt 
; speccing
; speccing
ˈspe-kiŋ
: to write specifications for
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