a bitch in heat 

1)a female dog on the prowl
2)what it's hotter than.

1)"Buffy's in heat! It's time to breed her!"
2)"I'm sweatin like a state fair sow! It's hotter than a bitch in heat!"

a bitch in heat by Nastina September 4, 2005

a bitch in heat 

A woman who is experiencing menopause, causing her to be very moody.

Man: Hello.
Woman: SHUT THE FUCK UP!!!!!
Man: Damn, you're a bitch in heat.

a bitch in heat by a dictionary December 28, 2005