Hey I'm pretty smart and ill tell you ive been in an relationship in elementry and my friend said 'HE IS A MAN HOR" and I said "WHAT DOES THAT MEAN" she said"IT MEANS MAN STEALER" so does that help you
It's a misspelling of 'man whore', meaning a man who sells himself or at least someone who presents themselves that way.
It means the man manner.