What is the meaning of struggling?

verb

• Make a strenuous or labored effort.
  • usage: "She struggled for years to survive without welfare"; "He fought for breath"
  • synonyms: fight, struggle
• To exert strenuous effort against opposition.
  • usage: "he struggled to get free from the rope"
  • synonyms: struggle
• Climb awkwardly, as if by scrambling.
  • synonyms: clamber, scramble, shin, shinny, skin, struggle, sputter
• Be engaged in a fight; carry on a fight.
  • usage: "the tribesmen fought each other"; "Siblings are always fighting"; "Militant groups are contending for control of the country"
  • synonyms: contend, fight, struggle

adjective

• Engaged in a struggle to overcome especially poverty or obscurity.
  • usage: "a financially struggling theater"; "struggling artists"