Definition of "yat"

yat¹

noun
plural yats
1. A vowel letter of the Cyrillic and Glagolitic alphabet (Cyrillic capital Ѣ, Cyrillic small ѣ, Glagolitic ⱑ), no longer in current use
2. The Late Proto-Slavic (Common Slavic) vowel that was represented by this letter, usually transcribed as /ě/. This vowel underwent various alterations in the later Slavic dialects and is no longer distinguished (except in Ijekavian).

yat²

noun
plural yats
1. (MLE, African-American Vernacular, slang) Alternative spelling of yatt (“woman”)
  Quotations
  [Chorus:Kano]:3 wheel-ups in a row, that means I'm a direct rudeboy. 2 2 yats of my own that means I'm a direct rudeboy.
  2016 March 4, “3 Wheel-Ups” (track 4), in Made in the Manor‎, performed by Kano (British musician),Giggs (rapper),Wiley (musician)
  Quick cash, flip that, now I got big cash. Sit back, sip yak with a next piff yat.
  2018 November 30, “Bits” (track 10), in Original Sounds‎, performed by Bru-C and Window Kid
  One fat batty yat let me hold her baps. I let her hold the sack and that's tit for tat.
  2020 October 29, “Fire in the Booth”‎performed by Dizzee Rascal