curbing Play verbRestrain or keep in check. SYNONYMS bite backbridlebutton upcheckchoke backconstraincontaincontroldeterdisciplinefight backfreezegaggovernhold backhold inimpedeinhibitkeep a tight rein onkeep a/the lid onkeep backkeep in checkkeep under controlkeep within boundslimitmufflemuzzlepegput a limit onput the brakes onrein inrepressrestrainrestrictsilenceslow downsmotherstiflestranglesubduesuppressswallowtametrammel