Definition

Adjective: 1. Complete and fully developed; having attained full status, maturity, or capability. Used to describe a person, organization, or thing that is no longer in a preliminary or training stage but is fully qualified, established, or operational. 2. (Of a bird) Having fully developed feathers needed for flight; having reached full physical maturity in terms of plumage.

Usage and Examples

• Describing a qualified professional or established entity:
  • After passing the bar exam, she became a fully fledged attorney.
  • The startup evolved into a fully fledged company with over 200 employees.
• Describing a complete or mature state of being:
  • His interest in robotics grew from a hobby into a fully fledged obsession.
  • The disagreement escalated into a fully fledged argument.
• Describing a bird (literal meaning):
  • The fully fledged eagle left the nest for the first time.

Advanced Usage and Nuances

• The term often implies a process of development or training has been successfully completed.
• It can be used metaphorically for ideas, projects, or conflicts that have developed into their complete or most serious form.
• The hyphenated spelling "full-fledged" is equally common and correct.

Variants and Related Words

• Fledge (verb): To grow the feathers necessary for flying; to rear a young bird until it is ready to fly. (e.g., The mother bird will fledge her chicks in a few weeks.)
• Fledgling (noun/adjective):
  • (Noun) A young bird that has just grown flight feathers; a person or organization that is immature or inexperienced.
  • (Adjective) New and inexperienced. (e.g., a fledgling democracy).

Synonyms

• Fully qualified
• Fully developed
• Mature
• Established
• Accredited (for professionals)
• Full-scale

Antonyms

• Apprentice
• Novice
• Developing
• Rudimentary
• Nascent
• Fledgling (in its adjectival sense)

Adjective

1. (of persons, e.g.) having gained full status
   • a full-fledged lawyer
   • by the age of seventeen I was a full-fledged atheist
   • sees itself as a fully fledged rival party
2. (of a bird) having reached full development with fully grown adult plumage; ready to fly