This improper grammar comes from the meme: whom, whomst, whomst’d, whomst’d’ve, etc. This terminology is used by using a word to convey the opposite of its meaning by adding (‘nt). In this case, “Black’nt” is the polar opposite of the term “white’nt and used to refer to white people. People often use this instead of offensive words, and it’s easier to say than “Crackers”. This word may be used in the following sentence;
by Cursed.m8 August 22, 2018