When a woman has control over a man by means of her vagina and/or violent rantings and door knocks.
Dude! My girlfriendshowed up lastnight and I couldn't dump her cause she wanted to fuck. There was so much vagilence. If I didnt do it shed be outside banging on my door and swearing for hours.
Vawulence simply means Violence, it's a Nigerian slang that started as a means of escaping Facebook ban and restrictions in comment section for using the original phrase "violence" that seems to has been blacklisted.