Okaay Can I just get this straight?

Slut: one who engages in sexual activity with large number of persons or someone who's sexually promiscuous.-Not a girls who wears shorts or has a lot of guy friends.

Bitch: People with unpleasant attitude or someone who's thoroughly disliked.-Not a person who makes a point and stands up for what she believe in.

Flirt: A person who is indicates a romantic or sexual interest towards another or someone who has a playful behaviour with  bad intentions.-Not a person who simply says hi or gives someone a small compliment or hangs out with her guy friends or being friendly.