somthing that is very homosexual, or gay in the negative conotation. not an insult to gays, but an insuly of doing somthing a gay person would.
paul- yo man im gonna got a fall out boy concert!!

tim- wtf? yo that mad mo
by AZNGRK November 9, 2007
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Cali speak for "a lot". Mad mo is "crazy" and hella means "a lot".
Last night we drank mad mo hella 40s yo
by JoeMack Son May 10, 2009
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