Abbreviation for "I KNOW U COPIED IT." The language of origin comes from aydeen (aka: the ring; code 503; the cursed child.) We cnow that "KNOW" is spelled with a "K" not a "C", but thanks to the Ultimate G-Dash Wanker, it is know known as "icuci" instead of the original "ikuci." Similar abbreviations: INF, IDC, IDN, BTW, IWK, TMN, IMPH, LATSOTG, MCTLTIT, :0, WTF (fish), and STD.
by Spencer The Druggie (STD) February 01, 2018