sideline

Meanings

Plural: sidelines

Noun

• a line that marks the side boundary of a playing field
• an auxiliary line of merchandise
• an auxiliary activity
• A line at the side of something.
• Something that is additional or extra or that exists around the edges or margins of a main item.
• A line for hobbling an animal by connecting the fore and the hind feet of the same side.
• A line defining the side boundary of a playing field. Used in Canadian football, field lacrosse and basketball.
• The area outside the playing field beyond each sideline.
• The outside or perimeter of any activity.
• A secondary road, especially a byroad at right angles to a main road.
• A side hustle.

Verb

• remove from the center of activity or attention; place into an inferior position
  • "The outspoken cabinet member was sidelined by the President"
• To place on the sidelines; to bench or to keep someone out of play.
• To remove or keep out of circulation or out of the focus.

Synonyms

avocation, by-line, hobby, marginalize, out of bounds, pursuit, spare-time activity, touchline