sideline

Từ điển Oxford Advanced Learner 8th

side·line [sideline sidelines sidelined sidelining] noun, verb BrE [ˈsaɪdlaɪn] NAmE [ˈsaɪdlaɪn]
noun
1. countable an activity that you do as well as your main job in order to earn extra money
•His hobby of winemaking was fast becoming a profitable sideline.
2. sidelinesplural the lines along the two long sides of a sports field, ↑tennis ↑court, etc. that mark the outer edges; the area just outside these
•The coach stood on the sidelines yelling instructions to the players.

Example Bank:
•He decided to turn his hobby into a lucrative sideline.
•He had found himself a nice little sideline painting windows.
•She is developing a nice little sideline in babysitting for friends.
•The restaurant started out as a sideline to his main business.
Idiom: ↑on the sidelines
 
verb usually passive
1. ~ sb to prevent sb from playing in a team, especially because of an injury
•The player has been sidelined by a knee injury.
2. ~ sb to prevent sb from having an important part in sth that other people are doing
•The vice-president is increasingly being sidelined.
Verb forms:
 

• Từ đồng nghĩa / Synonyms:
  avocation, by-line, hobby, pursuit, spare-time activity, out of bounds