FluentPlex

sideline

/ˈsaɪdlaɪn/ noun C1
  1. A line at the side of something.
  2. Something that is additional or extra or that exists around the edges or margins of a main item. · She started the business as a sideline to her regular work and it ended up becoming the greater source of income.· Soup need not be just a sideline to a meal; if you like, it can be the main course.
  3. A line for hobbling an animal by connecting the fore and the hind feet of the same side.
  4. A line defining the side boundary of a playing field. Used in Canadian football, field lacrosse and basketball.
  5. The area outside the playing field beyond each sideline. · The coach stood on the sidelines and bellowed commands at the team.
  6. The outside or perimeter of any activity. (figuratively) · to relegate to the sidelines· She installed the whole fixture while he simply watched from the sidelines.
  7. A secondary road, especially a byroad at right angles to a main road.
  8. A side hustle.

Plural sidelines

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Words, meanings, pronunciations and translations from Wiktionary (CC BY-SA 4.0); how common each word is from wordfreq. Made into this dictionary by FluentPlex.