Meaning of drop/lower your guard in English

to stop being careful to avoid danger or difficulty: Once he knew I wasn't a journalist, he dropped his guard and even let me take a photograph of him. Meaningofdrop/loweryourguardinEnglish drop/loweryourguardidiom C2tostopbeingcarefultoavoiddangerordifficulty:OnceheknewIwasn'tajournalist,hedroppedhisguardandevenletmetakeaphotographofhim. Notpayingattention absent absent-minded absent-mindedly absent-mindedness absently anyhow arse dreamily dreamy faraway glazed gobacktosleep!idiom likeabullinachinashopidiom merrily misfocus moment nottakeablindbitofnoticeidiom sideline unwary zoneout Seemoreresults»   Wanttolearnmore? ImproveyourvocabularywithEnglishVocabularyinUsefromCambridge.Learnthewordsyouneedtocommunicatewithconfidence. (Definitionofdrop/loweryourguardfromtheCambridgeAdvancedLearner'sDictionary&Thesaurus©CambridgeUniversityPress)   Browse drop-downmenu drop-in drop-leaftable drop/fall/sinklikeastoneidiom drop/loweryourguardidiom droplet dropout dropped droppedkerb Testyourvocabularywithourfunimagequizzes {{randomImageQuizHook.copyright1}} {{randomImageQuizHook.copyright2}} Imagecredits Tryaquiznow WordoftheDay quarrel tohaveanangrydisagreementwithsomeone Aboutthis Blog Tighteningyourbeltandwearingthetrousers(Clothesidioms,Part2) July27,2022 ReadMore NewWords unretirement July25,2022 Morenewwords hasbeenaddedtolist Totop Contents English {{#displayLoginPopup}} Cambridge Dictionary+Plus Learnmorewith +Plus Signup forfreeandgetaccesstoexclusivecontent: Free wordlistsandquizzesfromCambridge Tools tocreateyourownwordlistsandquizzes Wordlists sharedbyourcommunityofdictionaryfans SignupnoworLogin Cambridge Dictionary+Plus Learnmorewith +Plus Createwordlistsandquizzesforfree SignupnoworLogin {{/displayLoginPopup}} {{#displayClassicSurvey}} {{/displayClassicSurvey}} CambridgeDictionary+Plus Myprofile +Plushelp Logout Dictionary Definitions ClearexplanationsofnaturalwrittenandspokenEnglish English Learner’sDictionary EssentialBritishEnglish EssentialAmericanEnglish Translations Clickonthearrowstochangethetranslationdirection. 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