Definition of Metroliner in English:

Metroliner

(also Metro-liner)

noun

US
  • A high-speed intercity train. Also (in extended use): an intercity airliner. [A trademark in the United States.]

Origin

1960s. From metro- + liner.

Pronunciation

Metroliner

/ˈmɛtrə(ʊ)ˌlʌɪnə/