/?s?v.iz/ordinaryclothesthat are notpartof auniform:便装，便服（与制服相对）I didn'trealizehe was asoldierbecause he wasincivvies.我没意识到他是军人，因为他穿着便装。(Definition ofcivviesfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)
Examplesofcivvies
civviesThe poster might equally mean a man putting off his uniform in readiness to put on hiscivvies.From theHansard archiveExample from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0There is that poster of a man putting on his uniform while hiscivviesare shown in the background upon a chair.From theHansard archiveExample from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0Is he aware that they are not interested in trews or the kilt but in getting back intocivvies?From theHansard archiveExample from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0I know of a police force where children are questioned by expert people not in uniform but in "civvies"; and they are able to "bring forth" from the child.From theHansard archiveExample from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0These days, service men and women are more likely to go to work incivviesand, if they wear uniforms, they will be under a mac.From theHansard archiveExample from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.#https://dictionary.cambridge.org//dictionary/english/civvies##
