Top definition
When someone is 'in' or when someone does something sick. However, it 'mao' can be used for other things. The 'mao' is essentially a metaphor to whatever the user wishes it to be. Short version is 'itm'
When your friend just got their interest's number
"Dude Joey is in the mao!"

When your crush and you have a heart on snapchat
"Bro I'm in the mao"

When you score a basket from halfcourt
"IN the mao!"

When you get an A on your math test
"YOooOOOO, innnnnnn the mao!"
by jfreshh February 15, 2019
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