A state of distress, affliction, difficulty, or need: tried to console them in their trouble; got in trouble with the police. A distressing or difficult circumstance or situation: I've had troubles ever since I took this job. A cause or source of distress, disturbance, or difficulty: The new recruits were a trouble to him. Effort, especially when inconvenient or bothersome: went to a lot of trouble to find this book. A condition of pain, disease, or malfunction: heart trouble; car trouble. Public unrest or disorder. An instance of this; a disturbance. Any of various conflicts or rebellions in Ireland or Northern Ireland, especially the period of social unrest in Northern Ireland beginning in 1969. To agitate; stir up. To afflict with pain or discomfort. To cause emotional strain or anxiety to; worry or distress. To inconvenience; bother: May I trouble you for directions? To take pains: They trouble over every detail.