>To alter (something) from its original course, meaning, or state to a distortion or corruption of what was first intended : he was charged with conspiring to pervert the course of justice. • lead (someone) away from what is considered right, natural, or acceptable : Hector is a man who is simply perverted by his time.
> A person whose sexual behavior is regarded as abnormal and unacceptable.
Define what you think is sexually unacceptable. Then you should know. Or we can help you.