It's incoherent. It doesn't make sense. SOURCE: Stutchkoff, Der Oytser fun der Yidisher Shprakh. Compare:
Es klept zikh vi di reyd fun a meturef. | .עס קלעפּט זיך ווי די רייד פֿון אַ מטורף
It makes as much sense as the talk of a madman.
SOURCE: Stutchkoff, Der Oytser fun der Yidisher Shprakh