Top definition
mcluck is the name of a lucky girl, often from scotland, though not necessarily, who is always in posession of her British Library Card when she needs to rack up some fat lines of connie in ibiza, where she likes to party with the gliterati, when the literati get a bit much.
god i'm in need of a mcluck, i hate doing it scarface style

where's mcluck when you need her i want to get David Copperfield out?
by rabid-dog August 03, 2007
Happy St. Patties Day!