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 (sĕm′ē-fôr′məl, sĕm′ī-)
1. Moderately formal: a semiformal dance.
2. Suitable or appropriate for a moderately formal occasion: semiformal attire.
Something, such as a dance, that is semiformal in nature.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (of an event etc) not wholly formal, somewhat formal
2. (Clothing & Fashion) (of clothing) not wholly formal; between formal and informal in style
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌsɛm iˈfɔr məl, ˌsɛm aɪ-)

containing some formal elements: semiformal attire.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.semiformal - moderately formalsemiformal - moderately formal; requiring a dinner jacket; "he wore semiformal attire"; "a black-tie dinner"
formal - being in accord with established forms and conventions and requirements (as e.g. of formal dress); "pay one's formal respects"; "formal dress"; "a formal ball"; "the requirement was only formal and often ignored"; "a formal education"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
"Lending Policies of Informal, Formal and Semiformal Lenders.
Dudley-Charlton Education Foundation Fifth Annual Gala Semiformal dinner dance and auction.
What matters is not whether an arbitrator has applied Supreme Court rulings about arbitration correctly, but that the parties involved have agreed to submit their dispute to a semiformal arbitration process and accept the outcome, Kagan wrote.
13th Ave.; sponsored by Eugene Young Life; $30 per dad-daughter couple, $5 for each additional daughter; group discounts and scholarships available; semiformal to formal attire; appetizers and desssert; craft opportunities for daughters; buy tickets at Hirons Drug Stores.
Presidents Banquet: Concluding the conference is this semiformal evening of excellent food and gathering with friends.
Chinese meetings involve big rooms with huge armchairs and semiformal statements of position and policy.
The experienced serving staff in semiformal attire is well versed in the menu and wine list.
Semiformal events like the Christmas party skit or the gossip column of the monthly newsletter are a good way to nurture certain bits of folklore while allowing others to fade away.