look up any word, like the eiffel tower:
 
1.
To accuse someone of falsetruths.
Street version of Bullshit.

Can also be abbriviated to "Bo' shiz" , should the time be appropiate.
*while playing card game 'cheat' "
"Bo' Shizze Mandy! I saw that!"

or,

"Oh shut up colin, that's a load a bo' shizz if I ever heard one!"
by bAitEn_kAitOs July 23, 2005