main line
noun
a principal line or route of a railroad, as contrasted with a branch or secondary one.
a principal highway.
Slang.
- a prominent and readily accessible vein of the body that may be used for a narcotic's injection.
- the act of mainlining.
Words nearby main line
main diagonal, main drag, main entry, main gauche, main idea, main line, main man, main market, main memory, main plane, main royal mast
Origin of main line
First recorded in 1835–45
Definition for main line (2 of 2)
Main Line
noun
a fashionable residential district west of Philadelphia.
any fashionable district where socially prominent people live.
OTHER WORDS FROM Main Line
Main-Line, adjectiveMain-Lin·er, nounDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for main line
British Dictionary definitions for main line
main line
noun
railways
- the trunk route between two points, usually fed by branch lines
- (as modifier)a main-line station
US a main road
verb mainline
(intr) slang to inject a drug into a vein
adjective mainline
having an important position, esp having responsibility for the main areas of activity
Derived forms of main line
mainliner, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
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