Mainline: meaning, definitions and examples

Etymology

• The term 'mainline' originally referred to the primary tracks in a railroad system that connect major cities.
• It gained broader usage in the 20th century, especially in contexts like transportation and communication.
• In the context of drugs, 'mainline' describes the act of injecting drugs directly into the bloodstream, emphasizing direct access.

Technology

• In computing, 'mainline' refers to the main branch of development in software projects, distinct from experimental or feature branches.
• Mainline programming helps in maintaining a stable version of software, crucial for updates and patches.
• In networking, a mainline can refer to the primary connection that data travels through, ensuring efficient communication.

Pop Culture

• The term 'mainline' has appeared in several songs and movies, often symbolizing the idea of embracing the mainstream.
• In literature, characters often face choices between 'mainline' paths (conventional) and alternative routes (unconventional).
• It’s sometimes used in television to denote shows that have a wide appeal compared to niche programming.

Psychology

• In psychology, 'mainline' can reference the primary ways people engage with societal norms and values.
• The tension between mainline beliefs and alternative viewpoints can lead to identity and social behavior studies.
• Mainline perspectives often shape our understanding of group dynamics and individual choices.

Transportation

• Public transportation systems have mainline routes that connect key locations, providing essential services to commuters.
• In aviation, mainline airlines operate the core network of flights, serving major hubs and destinations around the world.
• Freight systems also utilize mainline routes for efficient cargo transport across regions.