Means awesome or really cool
Was born from Tyler Joseph accidentally misspelling "until"
Tyler Joseph: Dude that's so unlit
Josh Dun: So unlit!
by Ms.Misty-Eyed January 5, 2016
(adj.)
Meaning great or awesome
Ex: Yo, man that new 21 pilots song is so unlit!
by mrmaxperson April 7, 2015
Made up by the band "twenty one pilots." Meaning awesome, out of this world, great. |-/
by ange2713 June 5, 2015
this means the opposite lit.

Horrible

Boring
by Mr SAS February 13, 2016
the opposite of lit.

boring,

uninteresting.
girl 1: OMG that party last night was SO BORING!
girl 2: OMG IKR it was so UNLIT!
by dafvq January 16, 2017