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1.
Basically A Substitute for Bullshit.
This website is funking bullroar
by TZA February 27, 2004
 
2.
Substitute word for bullshit, bollocks, etc.
An exclamation of frustration, defiance or denouncement.
You're under arrest for veganity violation, code number 827 - Imbibing a half-and-half.

Wha- that's bullroar!
by iamded April 05, 2011
 
3.
Not true, false, deceptive
That's bullroar!
by s15763w October 16, 2010
 
4.
A very old expression meaning hogwash.
John Kerry spouts a lot of bullroar.
by Cap'n Bullmoose April 23, 2005