D defs.my
Entry 1 sense Webster, 1913

Blatter

/blăt'-ẽr/ · Blat·ter · IPA /ˈblæt.əɹ/
01 v. i. To prate; to babble; to rail; to make a senseless noise; to patter.
imp. & p. p. Blattered
  1. 1.
    To prate; to babble; to rail; to make a senseless noise; to patter.[Archaic]
    “They procured . . . preachers to blatter against me, . . . so that they had place and time to belie me shamefully.” Latimer.