Etymology Alteration of earlier light, from Middle English lighte, from Old English līhtte, first and third person singular preterite of līhtan (“to light”), by analogy with bit. More at light; compare fit (“fought”). This form was proscribed during the 18th and 19th centuries, with lighted being preferred, but is now the most common past form of light.
With that the kid lits off down the street, and, what do you know!1988 April 8, Grant Pick, “Johnny Washington's Life”, in Chicago Reader:
lit
adj
Etymology Alteration of earlier light, from Middle English lighte, from Old English līhtte, first and third person singular preterite of līhtan (“to light”), by analogy with bit. More at light; compare fit (“fought”). This form was proscribed during the 18th and 19th centuries, with lighted being preferred, but is now the most common past form of light.
1
Illuminated.
He walked down the lit corridor.
2
Slang Drunk, intoxicated; under the influence of drugs or alcohol.
True to my word last night, I got very lit.1932, Hart Crane, letter, 16 February
3
Slang, Usually, Of a female Sexually aroused, (especially) visibly so.
DJ sets so lit the dance floor's dripping with sweat?2017 November, Justin Allec, Adrian Lysenko, Kirsti Salmi, “Sounds of the City: Part VI”, in The Walleye, page 8:
2 more examples
If indie punk, pop-punk, post-punk, and emo happen to be your bag, this early-week show at Paper Tiger is gonna be lit.2018 July 4, James Courtney, “Music Picks”, in San Antonio Current, page 39:
New Year's Eve is once a year and it's gonna be lit.2018 December 27, Shan Kekahuna, “Hau'oli Makahiki Hou!”, in MauiTime, page 17:
[…] will keep your feet looking lit this summer thanks to the Trainer Exchange.2017 June 8, “Out with the old, in with the new”, in Dundrum Gazette, page 18:
2 more examples
At his Upper East Side office, the talented doctor has a very lit and elegant office, where art canvasses the walls.2019, "Top 10 Plastic Surgeons in Manhattan", Art Bodega Magazine, December/January 2019
The fourth article is all about autumnal leaf photography tips to get our Instagram photos looking lit.2019 October, Alice Ridley, “Letter from the Editor”, in Connect Magazine, page 4:
Etymology From Middle English lit, lut, from Old English lȳt (“little, few”), from Proto-Germanic *lūtilaz (“little, small”), from Proto-Indo-European *lewd- (“to cower, hunch over”). Cognate with Old Saxon lut (“little”), Middle High German lützen (“to make small or low, decrease”). More at little.
Etymology From Middle English lit, lut, from Old English lȳt (“little, few”), from Proto-Germanic *lūtilaz (“little, small”), from Proto-Indo-European *lewd- (“to cower, hunch over”). Cognate with Old Saxon lut (“little”), Middle High German lützen (“to make small or low, decrease”). More at little.
Etymology From Middle English lit, from Old Norse litr (“colour, dye, complexion, face, countenance”), from Proto-Germanic *wlitiz, *wlitaz (“sight, face”), from Proto-Indo-European *wel- (“to see”). Cognate with Icelandic litur (“colour”), Old English wlite (“brightness, appearance, form, aspect, look, countenance, beauty, splendor, adornment”), Old English wlītan (“to gaze, look, observe”).