Definition

1. Noun:
   • A thought, concept, or mental impression: An "idea" is something formed in the mind, such as a thought, suggestion, or plan.
   • An opinion or belief: An "idea" can also represent a personal view or conviction about something.
   • A purpose or intention: It can refer to the aim or objective behind an action.
   • A vague notion or impression: It can indicate a general understanding or feeling about something, not necessarily precise.
   • A musical theme: In music, an "idea" is a melodic subject or motif that forms the basis of a composition.

Examples of Usage

• As a thought or concept:
  • She had a brilliant idea for a new novel.
  • The idea of freedom is important to them.
• As an opinion or belief:
  • He has some strange ideas about politics.
  • What's your idea of a perfect vacation?
• As a purpose or intention:
  • The idea of the exercise is to improve teamwork.
  • My idea was to finish the work early.
• As a vague notion:
  • I have no idea what you're talking about.
  • Can you give me an idea of the cost?
• As a musical theme:
  • The composer developed the main idea throughout the symphony.

Advanced Usage

• "To get the idea": to understand something.
  • After explaining it twice, he finally got the idea.
• "To have no idea": to be completely unaware or ignorant of something.
  • I had no idea the meeting was canceled.
• "The very idea!": an exclamation expressing shock or disapproval at a suggestion.
  • You want me to apologize? The very idea!
• "To toy with the idea": to consider something casually or without serious commitment.
  • She's toying with the idea of moving abroad.

Variants and Related Words

• Ideal (noun/adjective): A standard of perfection; or, representing a perfect standard.
  • She is his ideal of beauty. (noun)
  • This is an ideal solution. (adjective)
• Ideate (verb): To form an idea or conception of.
  • The team will ideate new marketing strategies.
• Ideation (noun): The process of forming ideas.
  • The workshop focused on creative ideation.

Synonyms

• Concept: An abstract idea or general notion.
• Thought: An idea or mental process.
• Notion: A vague or general idea or understanding.
• Plan: A detailed proposal for doing or achieving something.
• Impression: A vague idea, feeling, or opinion.

Related Phrases (Phrasal Verbs)

(Note: "Idea" is a noun and does not form phrasal verbs. This section lists common verb phrases involving the concept of ideas.) - Come up with an idea: To think of or suggest an idea. - We need to come up with an idea for the project. - Run an idea by someone: To present an idea to someone for their opinion. - Can I run an idea by you? - Shoot down an idea: To reject an idea decisively. - The manager shot down our proposal immediately.

Related Idioms

• "Bright idea": A clever or intelligent idea (often used sarcastically).
  • Whose bright idea was it to leave the door unlocked?
• "Put ideas into someone's head": To suggest something, often something ambitious or troublesome, to someone.
  • Don't put ideas into his head about quitting his job.
• "Food for thought": Something that warrants serious consideration or thinking about (an idea that provokes thought).
  • His lecture provided plenty of food for thought.

Noun

1. (music) melodic subject of a musical composition
   • the theme is announced in the first measures
   • the accompanist picked up the idea and elaborated it
2. an approximate calculation of quantity or degree or worth
   • an estimate of what it would cost
   • a rough idea how long it would take
3. a personal view
   • he has an idea that we don't like him
4. your intention; what you intend to do
   • he had in mind to see his old teacher
   • the idea of the game is to capture all the pieces
5. the content of cognition; the main thing you are thinking about
   • it was not a good idea
   • the thought never entered my mind