interstate

adj

1. (Australia, US, not-comparable)Of, or relating to two or more states.

   “interstate commerce”

   “interstate reciprocity”

   “The difference between intrastate and interstate prison transfers, Justice Blackmun said, "is a matter of degree, not of kind," while confinement in a mental hospital is qualitatively different than an ordinary prison sentence.”

   “Jordan Gee, 37, of Nanticoke, Pennsylvania, was charged with three felony counts of threats against the president and one count of interstate threats, according to the Justice Department.”

adv

1. (Australia, US, not-comparable)Crossing states (usually provincial state, but also e.g. multinational sense).

   “The truck driver drove interstate to unload.”

noun

1. (US)A freeway that is part of the Interstate Highway System.

   “The speed-limit increase would not apply to Delaware, where the interstates are all near populated areas.”

   “There was no reason to pull off the interstate and drive twenty miles down a bumpy local road, just to stay in a dilapidated no-tell motel.”