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1

mainline

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verb main·line \ˈmān-ˌlīn\

Simple Definition of mainline

  • : to inject (a drug) directly into a vein

Source: Merriam-Webster's Learner's Dictionary

Full Definition of mainline

slang

  1. transitive verb
  2. :  to take by or as if by injecting into a principal vein

  3. intransitive verb
  4. slang :  to mainline a narcotic drug

Examples of mainline in a sentence

  1. His addiction grew worse when he began mainlining.



1938

First Known Use of mainline

1938

Rhymes with mainline

A-line, affine, airline, align, alkyne, alpine, assign, at sign, balkline, baseline, beeline, benign, bloodline, blue line, blush wine, bovine, bowline, branchline, breadline, bright-line, buntline, bustline, byline, call sign, canine, caprine, carbine, carmine, cervine, chow line, clothesline, cloud nine, coastline, combine, compline, condign, confine, consign, corvine, cosign, cutline, dateline, deadline, decline, define, design, divine, dragline, driveline, earthshine, Einstein, eiswein, end line, enshrine, entwine, equine, ethyne, fall line, fault line, feline, ferine, first-line, flatline, flight line, foul line, fräulein, frontline, front line, goal line, gold mine, grapevine, guideline, hairline, hard-line, hard pine, headline, hemline, high sign, hipline, Holbein, hotline, ice wine, incline, indign, in fine, in-line, Irvine, jawline, jug wine, landline, land mine, lang syne, lifeline, load line, longline, lupine, main line, malign, midline, moline, moonshine, neckline, off-line, old-line, online, opine, outline, outshine, ovine, Pauline, peace sign, Petrine, pipeline, piscine, pitch pine, plotline, plumb line, plus sign, pontine, porcine, potline, pound sign, propine, punch line, rapine, recline, redline, red pine, refine, reline, repine, resign, Rhine wine, ridgeline, roofline, Sabine, saline, Scotch pine, scrub pine, setline, shoreline, short line, sideline, sight line, skyline, snow line, soft-line, spring line, straight-line, strandline, straw wine, streamline, strip mine, strychnine, subline, sunshine, supine, syncline, taurine, tie-line, times sign, topline, touchline, towline, tramline, trapline, tree line, trephine, trotline, truckline, trunk line, tumpline, turbine, untwine, ursine, vespine, V sign, vulpine, waistline, white line, white pine, white wine, woodbine, yard line, zebrine, Z line


2

mainline

adjective main·line

Simple Definition of mainline

  • : belonging to an established and widely accepted group or system

Source: Merriam-Webster's Learner's Dictionary

Full Definition of mainline

  1. :  being part of an established group; also :  being in the mainstream

1941

First Known Use of mainline

1941


Medical Dictionary

mainline

play
verb main·line \ˈmān-ˈlīn\

Medical Definition of mainline

mainlined; mainlining

  1. transitive verb

  2. slang :  to take by or as if by injecting into a principal vein

  3. intransitive verb

  4. slang :  to mainline a narcotic drug (as heroin)




Learn More about mainline

  1. Medical Dictionary: Definition of "mainline"


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