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Mainline

//ˈmeɪnˌlaɪn// adj, noun, verb, slang

Adjective

1
Normal, principal or standard. not-comparable
"At a time when mainline denominations are engaged in massive closures of small rural churches, independent charismatics are strategically helping to rechurch rural Canada."
2
Of or pertaining to the principal route or line of a railway. not-comparable
3
Of or pertaining to a surface railway as distinct from an underground, elevated or light rail one. not-comparable
4
Of a sequence of opening moves: being part of a main line ("a standard sequence of opening moves considered to be best play"). not-comparable
"After 3 e5 the Czech Benoni Defense is created. Unlike the mainline 3 e6, which aims for tactical counterplay in the center, Black aims for solidity there. He will choose later what flank to attack on."

Noun

1
An airline's main operating unit, as opposed to codeshares or regional subsidiaries.
2
The principal route or line of a railway.
3
In longline fishing the central line to which the branch lines with baits are attached.
4
The pipeline carrying wastewater to the public drains or a septic tank.
"Many plumbers will tell you they don't go off property since that is the local water company's responsibility. Most local water companies would prefer that, if a line is snaked, it is snaked all the way to the mainline connection."
5
A principal vein into which a drug can be injected. slang
"I'm searching for my mainline / I said I couldn't hit it sideways"

Show 3 more definitions

6
The main repository for a software project, from which different versions (forks) may be split off.
7
Alternative form of main line. alt-of, alternative
"8. ...Qe7! is the mainline and Black unpins with Nc6-d8-e6 […]"
8
The general population of a prison.

Verb

1
To inject (a drug) directly into a vein. slang
"The patient skinpopped for 1½ years and then started to mainline heroin."
2
inject into the vein wordnet
3
To consume voraciously. broadly, informal, transitive
"Last month, she lamented that her busy campaign schedule had kept her from mainlining Amazon’s new “Rings of Power” series."
4
To integrate (code, etc.) into the main repository for a software project, rather than separate forks. transitive
5
To include (a prisoner) in the general population of a prison. transitive

Etymology 1

From main + line.

Etymology 2

From main + line.

Etymology 3

From main + line.

Unscramble this word: mainline