YOU SAID:

My idiot friend told my mom he was beating his meat.

INTO JAPANESE

私のばかな友人は、母に肉を叩いていると言いました。

BACK INTO ENGLISH

A silly friend of mine told my mother he was pounding meat.

INTO JAPANESE

私の愚かな友人は、母に肉を叩いていると言いました。

BACK INTO ENGLISH

A silly friend of mine told my mother he was pounding meat.