to drainverb/dɾɨˈnaɾ/mediumdre·narPortuguesEnglishEspanolFrancaisDefinitionTo cause liquid to flow out or away from an area, through channels, pipes, or by natural action.They need to drain the swamp to build the road.The doctor had to drain the abscess.syndraw offemptypump outantfillclogCommon collocationsto drain a siteto drain an abscessdrainage systemto drain energyEtymologyDo francês 'drainer', do inglês 'to drain'.Related wordsdrenagemdrenodrenante