"only steers and queers come from Texas private cowboy, and you don't much look like a steer to me so that kinda narrows it down" Full Metal Jacket 1987
A way to reference a girl or group of girls that look as if they just stepped out of the prehistoric age. This could mean they have the apperance of ethier a cave person or a dinosuar.
"Look at the herd that just walked into this party, they look straight out of the Land Before Time (LBT)."
"The tall lesbian over in the cornor is def LBT status."