The day when your unemployment cheque comes through the post.
Wake up, it's giro day! What time does the offie open?
by annon123 August 28, 2006
The best day of the week (fortnightly), the second main income off scotland, where on giro day your skint before you get back from the post office. Moan the giro day
Got ma giro earlier fucking skint aw ready any chance off tick till giro day.
by A friend off pie face April 4, 2016