Convention

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1. Definition + Rich Everyday Explanation

Convention (noun) = a widely accepted way of doing something, a formal agreement between groups or countries, or a large meeting of people with shared interests.

“Convention” is one of those words with multiple distinct meanings that appear in completely different contexts, yet they all share a common thread: agreed-upon practices or gatherings.

The most common everyday meaning refers to social customs or standard practices that most people follow. These are the unwritten rules of behavior, communication, or etiquette that society accepts as normal. For example, shaking hands when you meet someone is a social convention. Writing dates as month/day/year in the US is a convention. Wearing black to funerals is a convention. These aren’t laws — they’re just traditional ways people have agreed to do things.

The second meaning is a large formal meeting or conference where people gather around a shared interest or profession. Comic-Con is a convention for comic book fans. Political parties hold conventions to nominate candidates. Professional associations have annual conventions where members network and learn.

The third meaning is a formal international agreement or treaty, particularly in diplomacy or law. The Geneva Conventions govern how wars should be conducted. The UN Convention on the Rights of the Child protects children globally.

All three meanings share the idea of collective agreement — whether it’s agreeing on how to behave, agreeing to meet, or agreeing to follow certain rules.

Examples from the street:

• “He broke with convention and wore jeans to the wedding” → he ignored the traditional dress code expectations
• “Are you going to the gaming convention next month?” → the large organized meeting for gaming enthusiasts
• “The country signed the international convention on human rights” → they agreed to the formal treaty

2. Most Common Patterns

• social convention(s) → accepted customs in society
• break with convention → deliberately not follow traditional practices
• defy/challenge convention → actively go against accepted norms
• by convention → according to accepted practice
• attend/go to a convention → participate in a large meeting
• host/hold a convention → organize a large formal gathering
• sign/ratify a convention → formally agree to an international treaty
• the convention of + doing something → the standard practice of

3. Idioms

Note: There are no common idioms directly containing “convention” — these are related expressions:

• go against the grain → act differently from what is normal or expected

  Example: “She went against the grain by refusing to follow corporate dress codes.”

• break the mold → do something in a completely new and different way

  Example: “This director really broke the mold with her unconventional filming style.”

4. Example Sentences

1. Social conventions vary dramatically from one culture to another

   → The accepted ways of behaving differ greatly across different societies.

2. The artist deliberately broke with convention by painting portraits without faces

   → She intentionally ignored the traditional way of creating portrait art.

3. Thousands of fans attended the annual comic book convention in the city

   → A massive number of enthusiasts went to the large organized meeting for comic lovers.

4. By convention, the eldest child inherits the family business

   → According to accepted traditional practice, the oldest kid takes over the company.

5. Many countries have signed the international convention on climate change

   → Numerous nations formally agreed to the global treaty addressing environmental issues.

6. She challenged convention by becoming a engineer in the 1950s when few women did

   → She actively went against accepted social norms by entering a male-dominated field.

7. The city will host the convention for medical professionals next spring

   → The location will organize and hold the large gathering for healthcare workers.

8. The convention of starting emails with “Dear” is becoming less common

   → The standard practice of using that greeting is gradually disappearing.

9. His unconventional teaching methods defy convention but get excellent results

   → His unusual approaches go against accepted educational norms yet work extremely well.

10. The Democratic Party will hold its national convention to nominate a candidate

    → The political organization will organize its major meeting to select their presidential choice.

5. Personal Examples

1. Grammar rules are essentially linguistic conventions that help us communicate clearly

   → The accepted standards of language structure are agreed-upon practices for effective expression.

2. Mahir sometimes challenges convention in teaching by using street language instead of formal textbook examples

   → He goes against traditional educational norms by incorporating casual, real-world speech.

6. Register: Neutral to Formal

✔ Native usage tips

• “Convention” for customs/norms is sophisticated — casual speech uses “the usual way” or “tradition”
• “Convention” for meetings is standard and neutral — everyone understands this meaning
• “Break with convention” is a common phrase that sounds deliberate and purposeful
• In academic or professional writing, “convention” is preferred over “custom” or “norm”

✔ Similar expressions / words

• Custom → a traditional practice; warmer and more cultural than convention
• Norm → a standard or typical pattern; more statistical and less formal than convention
• Conference → a formal meeting; similar to convention but usually smaller and more focused