Noun: 'vajsasin' Anyone who performs vaginal intercourse so vigorously that afterwards the woman is incapable of having vaginal intercourse anytime in the near future.
Verb form is vagsassinate.
"Dude, I heard that he hit that so hard that she couldn't even think about sex for a week. He's a total vagsassin."
"I vagsassinated my girlfriend last night. Unless I can talk her into anal I'm not getting any for a while."