also it could mean: "I don't know what", "something I don't know" for example: My friend was talking, {I don't know what} he said"

"o madri shno" means -in levantine Arabic- "I don't know, why ..... " awlad means children/sons

o madri shno = I don't know what! or I don't know how! awlad = kids / or boys

...ما ادري شنو عامية :)

مادري شنو دي لهجة سودانيه Arab Sudani i don't know what is this