pantomime horse

[catlady_de_los_angeles]

Zanooda wrote in <http://groups.yahoo.com/group/HPFGU-OTChatter/message/39921>:
  
> Oh yeah, I didn't think of that :-)! That's because the "rear end" 
> actor can't see much, can he? I wonder if he has some holes in the
> costume to see at least under his feet :-).
 
> zanooda, wondering if there are "pantomime cows"...

The "rear end of a pantomime horse" (or "of a horse costume") is a popular phrase because "horse's ass" is a popular insult. I've never heard anyone says "cow's ass" except in its literal meaning.