from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Moderately formal: a semiformal dance.
  • adj. Suitable or appropriate for a moderately formal occasion: semiformal attire.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Somewhat formal.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. moderately formal; requiring a dinner jacket


from Wiktionary, Creative Commons Attribution/Share-Alike License

semi- +‎ formal


  • From TJ! with his own street cart!) to cook and serve authentic street tacos for a hundred-odd adults in semiformal wear.

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  • Except at the very end of C&A, when a cleaned-up Ford, in semiformal cowboy wear a shout out to my friend Roger Ebert complete with oddly banded cowboy hat, positively beams as he tries to take Daniel Craig's hat off to uncover his rumored forehead and eyebrows and is shot dead by Deadly Dan for his temerity.

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  • The social calendar of Kappa Kappa Gamma sorority members at the University of Georgia holds about 10 formal or semiformal events per semester.

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  • After an appropriate interval, the text was supplanted by a video image of another Andorian, this one dressed in semiformal robes of the sort common to mid-level government employees.

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  • That would have been bad enough, but when we got to the dinner spot, the place was super fancy, with these ice sculptures everywhere, and it was completely semiformal cocktail attire.

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  • The invitation to Valentino Mansion said semiformal, but it was the semi part that was tricky Like a night without a party “semi” opened up too many possibilities.

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  • And they shop to look forward to the future, to the fun they will have wearing their purchases to the semiformal, the concert, the party, or the game.

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  • There's nothing arbitrary about his judgments: at Facebook, they have developed semiformal policies like the Fully Exposed Butt Rule, the Crack Rule and the Nipple Rule.

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  • My grandmother is turning 90 this year, and we're having a semiformal party for her in June.

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  • "Black tie" and "semiformal" usually mean that women should wear a dressy, short cocktail frock.

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