(flärn) noun, a faux Gaelic word for fart - especially around st. patrick's day.
(flärn) verb, to fart.
noun. After I quaff a bunch of Guinness and eat some gabbage, I will whistle out a foul flarn or two before I have to make a poo. verb. Green beer will make me flarn like Timmy McKleeny's prize heffer.