The act of cumming in jars and filling them up for mick to put under his tree so he can drink them to give people eternal life.
The boys celebrated mickmas after gaining eternal life from mick drinking their jars.
by J Pup December 23, 2020
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Another name for St Patricks day. A day to celebrate Micks Irish N-Words)
Guy 1: Hey what are you doing tomorrow?
Guy 2: It’s mickmas, i’m gonna be wasted!
Guy 1: Well have fun you stupid mick!
by atlantic juul March 17, 2020
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