an Irishman
"The crowd began to boo when they realized the new star was actually a mick from Cork."
An Irishman.
Easy.
"The task was mick, so I finished it in no time at all."
A diminutive of the male given name Michael.
"His uncle, who went by the nickname Mick, always greeted us with a warm hug."
The word mick comes from the common Irish name Michael. It originally served as a nickname or term of address before evolving into its current usage.