The 43d President of the United States, a man whose greatest legacy will be remembered as international controversy, massive budget deficits, and a near total lack of anything even remotely resembling diplomacy in his political dealings.
Someone who's whiny, petty, and passive-aggressive and won't stand up for him/herself when shit's going down, but will be perfectly happy to stab you in the back when you least expect it. Very distinct from a regular bitch.
No, I don't think you're a little bitch because you're a girl. I think you're a little bitch because you're a sniveling rat who I can't trust with a weather report, never mind something important.