Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “sideline”

See all translations

sideline

noun [C] uk   /ˈsaɪd.laɪn/ us  

sideline noun [C] (JOB)

an activity that you do as well as your main job: Jim works in a bank, but teaches French in the evenings as a sideline.

sideline noun [C] (SPORT)

mainly US ( UK usually touchline) a line that shows the position of the side of an area where a sport is played: The ball fell just inside/on/outside the sideline.

sideline

verb [T] uk   /ˈsaɪd.laɪn/ us  
If a sports player is sidelined they are prevented from playing or competing, and can only watch: Johnson has been sidelined through injury. to stop someone taking an active and important part in something: The minister was sidelined after he criticized party policy.
Translations of “sideline”
in Chinese (Traditional) 工作, 副業,兼職工作…
in Russian побочная работа…
in Turkish ek uğraş, ikinci iş…
in Chinese (Simplified) 工作, 副业,兼职工作…
in Polish dodatkowe zajęcie…
(Definition of sideline from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of sideline?
Add Cambridge dictionaries to your browser to your website

Definitions of “sideline” in other dictionaries

Word of the Day

hyphen

the symbol -, used to join two words together, or to show that a word has been divided into two parts at the end of one line and the beginning of the next

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More