Adjective: The first grass Joint/Spliff of the day that starts the feeling that you must take shit before sparking the joint.

Does not occur everytime! , maybe after a night of fierce munch.
Guy : Oh mate im no sparking this bad boy the now , i need to to take a shit!

Guys Mate : Aww a shitbrewer ha ha
by Mcschnick June 17, 2010
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