A derogative term used to describe a complete idiot.
A combination of 'cunce' - the non-swearing version of cunt, and also the Counter-Strike command ex_interp.
A tally of VB or other local cheap beer. The term originated from the constant replacement of a water bottle with a tally/long-neck of cheap beer when waiting for concrete to set so they can complete the finish and drive home; usually with another tally for the drive.
A concreters smile occurs when an individual exposes the top most part of their buttocks to another presumably unsuspecting person within eye view. This has also been called a plumbers crack, or a partial mooning.