A Person who has a penis shaped head.
Look at that kid, he has a mastro
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Adj. Acting like a spoiled rich brat.
AJ is so mastro showing off his new car.
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A white Supremist that works for the KKK and Works for fake new
cbrady350 is better than Lego Mastro
Lego mastro is a KKK
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Mastro Polo is named used to disguise a Narcissist.
#Narcissist.
"That blonde is kinda hot. And I heard she's really smart! Too bad, she's such a hater."
"Mastro Polo" aka "Mastro Polo"
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An over-the-pants hand job given by an older woman at the Mastro's Piano Bar in Beverly Hills.
Holy shit, did you hear Jim got a Mastro's Piano Bar from that cougar on Saturday night!?