What is the meaning of trouble?

noun

• A source of difficulty.
  • usage: "one trouble after another delayed the job"; "what's the problem"
  • synonyms: problem
• An angry disturbance.
  • usage: "he didn't want to make a fuss"; "they had labor trouble"; "a spot of bother"
  • synonyms: fuss, bother, hassle
• An event causing distress or pain.
  • usage: "what is the trouble"; "heart trouble"
• An effort that is inconvenient.
  • usage: "I went to a lot of trouble"; "he won without any trouble"; "had difficulty walking"; "finished the test only with great difficulty"
  • synonyms: difficulty
• A strong feeling of anxiety.
  • usage: "his worry over the prospect of being fired"; "it is not work but worry that kills"; "he wanted to die and end his troubles"
  • synonyms: worry
• An unwanted pregnancy.
  • usage: "he got several girls in trouble"

verb

• Move deeply.
  • usage: "This book upset me"; "A troubling thought"
  • synonyms: disturb, upset
• To cause inconvenience or discomfort to.
  • usage: "Sorry to trouble you, but..."
  • synonyms: put out, inconvenience, disoblige, discommode, incommode, bother
• Disturb in mind or make uneasy or cause to be worried or alarmed.
  • usage: "She was rather perturbed by the news that her father was seriously ill"
  • synonyms: perturb, unhinge, disquiet, cark, distract, disorder
• Take the trouble to do something; concern oneself.
  • usage: "He did not trouble to call his mother on her birthday"; "Don't bother, please"
  • synonyms: trouble oneself, bother, inconvenience oneself
• Cause bodily suffering to and make sick or indisposed.
  • synonyms: ail, pain