to perform sexual intercourse. when you are fuckin shit so hard your guts aare beatin together

Whilst having sex, if your penis is large enough, you push the cervix into the belly, to where it feels (to her) that her intestines (or "guts") are being "beatin' in"

to have sex

when you give it to a gurl real good, hardcore, smashing we call it beating guts

Alright... This is how the game goes. I womens vagina is about 4 to 5 inches long. This means if your penis happens to be longer then 5 inches you end up in a womens internal organs.

To relate to a sexual act;to want to perform(or have done) a sexual act with someone.

The endowed ability to penetrate/pump a vagina so hard and deep the unlucky woman's guts get beat with a penis. Indicators of completing this process are recognized by, but not limited to; loud painfull screams, "stop it's", and vaginal bleeding. Statisticly, sluts are at the highest risk of beaten guts due to their ability to take punishment.