mainline Meaning in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “mainline” in the English Dictionary

"mainline" in British English

See all translations

mainlineadjective

uk   us   /ˈmeɪn.laɪn/

mainline adjective (COMMON)

usually US involvingbeliefs, ​methods, etc. that are most ​common: mainline ​churches the ​rivalry between ​catalogcompanies and mainline ​stores

mainline adjective (RAILWAY)

UK relating to an ​importantrailwayroute between ​largetowns or ​cities: Three mainline ​railwaystations were ​closed because of ​bombthreats.

mainlineverb [I or T]

uk   us   /ˈmeɪn.laɪn/ slang
to inject (= put into the ​body through a ​needle)drugsdirectly into the ​blood: Several of her ​friends were mainlining ​heroin. By now she was mainlining.
(Definition of mainline from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “mainline”
in Chinese (Simplified) 普通的, 主流的(信念、方法等)…
in Chinese (Traditional) 普遍的, (信念、方法等)主流的…
What is the pronunciation of mainline?
Add Cambridge dictionaries to your browser to your website
Word of the Day

autumnal

typical of autumn

Word of the Day

Introducing a new author and a new weekly blog post!
Introducing a new author and a new weekly blog post!
by Cambridge Dictionaries Online,
August 27, 2015
The English language is constantly changing. You know that. But did you know that at Cambridge Dictionaries Online we keep track of the changes? We continually add new words and new meanings to our online dictionary for learners of English. Some of them are new to English entirely (neologisms), and some

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More