Top definition
Mitday is another term for a girlfriend.

Also abbreviated as:

"Mit"
"Mitty"
"Mitgina"

Used By ColBoys Mainly
Yo Andy where you going?
going to meet da Mitday bro.

Bro i got to go, i gotta pick up the mitty mannnn.

Bro wheres your mitgina at?
shes at netball training at the moment.
by Dillan Thomson June 19, 2009
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