Top definition
Euphemism used to discreetly express that one is under the influence of Adderall.
Person A: I just spent six hours making anagrams out of my sister's name, before which I cleaned her entire kitchen with a toothpick and inventoried all my possessions with color-coded markers and 2x2 index cards that I cut myself at 3am while you were sleeping!

Person B: Sounds like somebody has been cruising down Highway 80.
by cheryllayne April 01, 2008
Get the mug
Get a highway 80 mug for your papa Manafort.