To be really drunk
Did you see that lad outside the club last night? He was as mauldy drunk. He puked all over the place.
mauldy: define #2
When you drink a huge amount of alcoholic beverages and you are completely fuked up!
Jesus I downed a bottle of absenth the other night, I was in the absolute Mauldies!
Awh poor Clem is in the Mauldies!