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Definition of spec

spec

/spɛk/
spec

Plural:specs
•
Past Simple:specced
•
Past Participle:specced
•
Present Participle:speccing
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spec Lexical Profile

spec Game Scores & Validity

• noun

1

A detailed description of the design, materials, dimensions, and technical requirements for a product, building, or system (often used in the plural).

Example

"The engineering team reviewed the technical specs for the new laptop before manufacturing began."


2

Speculation or a business risk undertaken in the hope of future gain, especially in the phrase 'on spec' (without a firm order or guarantee of payment).

Example

"The freelance photographer shot the event on spec and later sold the images to a local newspaper."

Synonyms
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• adjective

1

Created, built, or written as a speculative venture without a prior contract, guarantee of sale, or specific buyer.

Example

"The screenwriter spent six months writing a spec script in hopes of selling it to a major studio."

Synonyms
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Antonyms
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• verb

1

To determine, list, or configure the technical specifications and requirements for a project, vehicle, or piece of equipment.

Example

"We need to spec out the server hardware before submitting the final budget proposal."

Synonyms
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Word Nuance & Usage

Do not confuse 'spec' (an informal shortening of 'specification' or 'speculation') with its homophone 'speck' (a tiny spot or particle).

• Rhymes for spec

Word Origin & Etymology

Formed in the 19th century by clipping the longer nouns 'specification' and 'speculation', both ultimately derived from the Latin verb specere ('to look at' or 'to observe').

Cite this Entry


Wordmom. (2026). Definition of Spec. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/spec
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