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Definition of fab

fab

/fæb/
fab

Plural:fabs
•
Past Simple:fabbed
•
Past Participle:fabbed
•
Present Participle:fabbing
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fab Lexical Profile

fab Game Scores & Validity

• adjective

1

Extraordinarily good, impressive, or wonderful; fabulous (used informally).

Example

"She looked absolutely fab in her vintage velvet jacket at the gallery opening."

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Antonyms
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• noun

1

A specialized manufacturing plant where microchips and semiconductor devices are fabricated.

Example

"The technology company invested billions of dollars to build a new semiconductor fab in Arizona."


2

The process of manufacturing or constructing industrial components or semiconductor wafers; fabrication.

Example

"The custom steel brackets are currently in fab and should be ready for installation next week."

Synonyms
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• verb

1

To manufacture, construct, or assemble (especially metal components or semiconductor wafers); to fabricate.

Example

"The machinist offered to fab a custom mounting bracket for the engine over the weekend."

Synonyms
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Antonyms
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• Rhymes for fab

Word Origin & Etymology

As an adjective, shortened from 'fabulous' in the 1960s and popularized by British pop culture; as a noun and verb, shortened from 'fabrication' and 'fabricate' in industrial and semiconductor engineering.

Cite this Entry


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