What is the meaning of demanding?

verb

• Request urgently and forcefully.
  • usage: "The victim's family is demanding compensation"; "The boss demanded that he be fired immediately"; "She demanded to see the manager"
  • synonyms: demand
• Require as useful, just, or proper.
  • usage: "It takes nerve to do what she did"; "success usually requires hard work"; "This job asks a lot of patience and skill"; "This position demands a lot of personal sacrifice"; "This dinner calls for a spectacular dessert"; "This intervention does not postulate a patient's consent"
  • synonyms: necessitate, ask, postulate, need, require, take, involve, call for, demand
• Claim as due or just.
  • usage: "The bank demanded payment of the loan"
  • synonyms: demand, exact
• Lay legal claim to.
  • synonyms: demand
• Summon to court.
  • synonyms: demand
• Ask to be informed of.
  • usage: "I demand an explanation"
  • synonyms: demand

adjective

• Requiring more than usually expected or thought due; especially great patience and effort and skill.
  • usage: "found the job very demanding"; "a baby can be so demanding"