What is the meaning of obliged?

verb

• Force somebody to do something.
  • usage: "We compel all students to fill out this form"
  • synonyms: compel, oblige, obligate
• Bind by an obligation; cause to be indebted.
  • usage: "He's held by a contract"; "I'll hold you by your promise"
  • synonyms: oblige, bind, hold, obligate
• Provide a service or favor for someone.
  • usage: "We had to oblige him"
  • synonyms: oblige, accommodate

adjective

• Under a moral obligation to do something.
  • synonyms: duty-bound