Definition of "regimentals" [reg•i•men•tals]

• The uniform and insignia of a particular regiment. (noun-plural)
• Military dress. (noun-plural)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Sir William Pepperell in English regimentals, coat, waistcoat, and breeches, all of red broadcloth, richly gold-embroidered; he holds a general's truncheon in his right hand, and extends the left towards the batteries erected against"
• "Sir William Pepperell, in English regimentals, coat, waistcoat, and breeches, all of red broadcloth, richly gold-embroidered; he holds a general's truncheon in his right hand, and extends the left towards the batteries erected against Louisbourg, in the country near which he is standing."
• "Wynn is in regimentals a private horse man — & about to enter parliament. he gave me the deed, settling"