YOU SAID:

i only beat my meat to your grandmother

INTO JAPANESE

私はあなたの祖母に私の肉を打ち負かすだけです

BACK INTO ENGLISH

I just beat your grandmother to my meat

INTO JAPANESE

私はちょうどあなたの祖母を私の肉に殴りました

BACK INTO ENGLISH

I just punched your grandmother in my meat

INTO JAPANESE

私はあなたのおばあさんの肉を殴ったところです

BACK INTO ENGLISH

i just beat your granny meat

INTO JAPANESE

私はちょうどあなたのおばあちゃんの肉を打ちました

BACK INTO ENGLISH

i just beat your granny meat