Top Definition
one who does not understand when everyone else does
The bostrich missed the exam even though it was written on the board.
by rhymeswithostrich June 16, 2011
A cross between a bitch and on ostrich.
I thought that chick was a postrich, but after talking to her, I can tell she's a complete bostrich.
by joshjordan October 31, 2011
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×