Floof is something nice people say or do in order to make someone like them. Floof can either be sincere, When someone genuinely wants the other person to like them, or insincere, as in when someone wants you to like them in order to put you off your guard.
when your hair looks great in the front but you don't bother to see that you have a huge clump of hair sticking straight out and upward.
a cross between a flip and a poof.
Dude! Brush yo hair! You have a floof in your head!
you're hair just totally coughed up a floof kid!'