mainline
[ meyn-lahyn, -lahyn ]
/ ˈmeɪnˌlaɪn, -ˈlaɪn /
verb (used without object), main·lined, main·lin·ing. Slang.
to inject a narcotic, especially heroin, directly into a vein.
to use or enjoy something without restriction: to mainline on TV movies.
verb (used with object), main·lined, main·lin·ing. Slang.
to inject (a narcotic, especially heroin) directly into a vein.
to use, enjoy, or imbibe (something) without restriction: mainlining coffee all day long.
adjective
having a principal, established, or widely accepted position; major; mainstream: the membership of mainline churches.
Origin of mainline
1935–40,
Americanism; v., adj. use of
main line
Words nearby mainline
mainer,
mainframe,
mainland,
mainland china,
mainlander,
mainline,
mainliner,
mainly,
mainmast,
mainour,
mains