(Britain,dialectal,obsolete)Alternative form of summat
1808, Orton Smith, Sketches of Character, or Specimens of Real Life, II.130
"Lawk, what sinifies what the play was," said Miss Grimshaw, "'tweren't that; I was going to mention summut by way of proof poz; and there —" [some narrative omitted]
Adverb
summut(not comparable)
(Britain,dialectal,obsolete)Alternative form of summat