A term for cocaine, used mainly by the inhabitants of the south-east London area.
fschmoo RULES :
-The "f" in fschmoo is silent
-fschmoo should never be capitalised
-Upon entering a party (for instance) a fschmoo-holder should shout:
"Fuck me i need some fschmoo"
"Hey look at John over there, snorting that fschmoo"