To be in a partnership with, often for unscrupulous purposes.
I saw the pickpocket give Jack the watch he’d stolen. Jack later claimed that he didn’t know him but it seems obvious that they were in cahoots.
Britain, 19th century.
A B C D E F G H I J K L M N O P Q R S T UV W XYZ
AdageAgreementAmericaAnimalsAphorismAustralian originBiblicalBlueBodyBrass tacksBuildingBusinessChildhoodChildrenClicheClockClothesCockney rhyming slangColourComedyConflictCountryCrimeDanceDateDeathDisgustDrinkEducationEffortEmotionEuphemismExcellenceExcessFailureFamilyFirst worldFoodFrenchFruitGreek originHabitHairHappinessHonestyHousehold itemsHyperboleLanguageLatinLegalLocationLuckMadnessMedicalMilitaryMisfortuneMoneyMusicNameNatureNauticalNonsenseNumberPatiencePlaceProverbProverbialReduplicationRelaxationReligionRiskScienceSecretsSexShakespeareSlangSportStupiditySuccessSurpriseTechnologyThe human bodyTheatreTimeToolTravelTrickeryVehicleWaterWeatherWork
Suggest a new idiom