Heard more in past decades than currently--but NOT a dead expression, by any means. Although you'll likely only hear it come from the lips of the white, local-born folks living in the bigger, Northeast metro areas of the US.

The best definition is no definition. Better to put it this way: consider it the cleaner mouthed, more socially acceptable (especially in mixed company) way of saying "Don't bust my balls." The two expressions are virtually interchangeable.

A goth who has been part of the subculture since it originally came about, or a goth over the age of 40.