1. A line that marks the side boundary of a playing field
   - out of bounds 
2. An auxiliary line of merchandise 
3. An auxiliary activity
   - avocation, by-line, hobby, pursuit, spare-time activity

1. Remove from the centre of activity or attention; place into an inferior position
   "The outspoken cabinet member was sidelined by the President"

Derived forms: sidelined, sidelining, sidelines

Type of: break, bump, business line, demote, interest, kick downstairs, line, line of business, line of merchandise, line of products, pastime, product line, pursuit, relegate

Encyclopedia: Sideline

• boll weevil
• bollard
• bollix
• bollix up
• bollock
• bollocking
• bollocks
• bollocks up
• bollworm
• Bollywood
• bolo
• bolo knife
• bolo tie
• bologna
• Bologna sausage
• bolognese
• bolognese pasta sauce
• bologram
• bolograph
• bolographic
• bolometer
• bolometric
• boloney
• Bolshevik
• bolshevise