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Synonyms

round out

British  

verb

  1. to make or become bigger or plumper; fill out, esp so as to be symmetrical

  2. to round up (a number)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

round out Idioms  
  1. See round off , def. 2.

  2. Grow or develop to a round form, as in The tree was spindly when first planted, but it has since rounded out nicely . [c. 1900]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Jeffrey Wright, Richard Gere and Katherine Waterson round out a top-notch cast in this adaptation of Eric Rochant’s brilliant French series “Le Bureau des Legendes.”

From MarketWatch • May 31, 2026

Stanley Tucci and Emily Blunt also return as leads, while a host of A-list additions and celebrity cameos round out the star-studded cast.

From Barron's • May 3, 2026

Yu recreated Hannah’s promo outfit, wearing a white jean jacket and pants combo, a sparkly pink top and a blond wig to round out the look.

From Los Angeles Times • Mar. 24, 2026

So, as a way to round out January here at “The Bite,” I wanted to experiment with a series of short, friendly guides centered on building community through food.

From Salon • Jan. 19, 2026

Most likely they were counting on it to round out their own dinner, and it says something that they were willing to give it up for Katherine.

From "Dread Nation" by Justina Ireland

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