Synonyms
- A-OK
- A1
- awesome
- bang-up
- banner
- beautiful
- blue-chip
- blue-ribbon
- boffo
- bonny [chiefly British]
- bonnie
- boss [slang]
- brag
- brave
- bully
- bumper
- capital
- choice
- classic
- cool [slang]
- corking
- crackerjack
- cracking
- dandy
- divine
- dope [slang]
- down [slang]
- dynamite
- excellent
- fabulous
- famous
- fantabulous [slang]
- fantastic
- fine
- first-class
- first-rate
- first-string
- five-star
- four-star
- frontline
- gangbusters
- gangbuster
- gilt-edged
- gilt-edge
- gone [slang]
- grand
- great
- groovy
- heavenly
- high-class
- hot
- hype [slang]
- immense
- jim-dandy
- keen
- lovely
- marvelous
- marvellous
- mean
- neat
- nifty
- noble
- number one
- No. 1
- numero uno
- out-of-sight [slang]
- par excellence
- peachy
- peachy keen
- phat [slang]
- prime
- primo [slang]
- prize
- prizewinning
- quality
- radical [slang]
- righteous [slang]
- sensational
- slick
- splendid
- stellar
- sterling
- superb
- superior
- superlative
- supernal
- swell
- terrific
- tip-top
- top
- top-notch
- top-of-the-line
- top-shelf
- topflight
- topping [chiefly British]
- unsurpassed
- wizard [chiefly British]
- wonderful
Examples of fab in a Sentence
We had a fab time.
that designer's new line of spring clothing is absolutely fab
Recent Examples on the Web
While Taiwan Semiconductor Manufacturing Co. continues to get its massive north Phoenix complex ready for commercial production early in 2025, Intel Corp. also is facing financial problems and recently announced 385 layoffs at its fab complex in Chandler.
—
Russ Wiles, The Arizona Republic, 6 Dec. 2024
Boll & Branch: Get up to 50% off select styles, plus a fab 25% off literally everything else—bedding, bath, and more!
—Cortne Bonilla, Vogue, 2 Dec. 2024
Additionally, Nvidia has a software moat with CUDA and the cash to reserve chip capacity in bulk at the fab level to maintain an 80% to 85% share of what executives foresee as a $500 billion AI accelerator market by 2028.
—Beth Kindig, Forbes, 20 Nov. 2024
Expand Ringo Starr is on the phone from Las Vegas and he’s got lots of fab things to talk about, including some that have been largely kept under wraps.
—George Varga, San Diego Union-Tribune, 5 June 2024
See all Example Sentences for fab 
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Russ Wiles, The Arizona Republic, 6 Dec. 2024
Boll & Branch: Get up to 50% off select styles, plus a fab 25% off literally everything else—bedding, bath, and more!
—Cortne Bonilla, Vogue, 2 Dec. 2024
Additionally, Nvidia has a software moat with CUDA and the cash to reserve chip capacity in bulk at the fab level to maintain an 80% to 85% share of what executives foresee as a $500 billion AI accelerator market by 2028.
—Beth Kindig, Forbes, 20 Nov. 2024
Expand Ringo Starr is on the phone from Las Vegas and he’s got lots of fab things to talk about, including some that have been largely kept under wraps.
—George Varga, San Diego Union-Tribune, 5 June 2024
See all Example Sentences for fab
Dictionary Entries Near fab
Cite this Entry
“Fab.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fab. Accessed 17 Dec. 2024.
Copy CitationMedical Definition
Fab
noun
variants
or Fab fragment
: a fragment of an antibody that contains one antigen-binding site, one complete light chain, and part of one heavy chain
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