Chad (paper) device which will not punch a complete circle in the tape but, instead, will only cut approximately three-quarters of the circumference of a circle ... thereby leaving a movable, or hinged, lid of paper in the tape." In the "New Hacker's Dictionary", two unattributed and likely humorous derivations for "chad" are offered, a back-formation from a personal name "Chadless" and an acronym for "Card Hole Aggregate Debris". Other etymologies claim derivation from the Scottish name for river gravel, "chad", or the British slang for louse, "chat". When a chad is not fully detached, it is described by various terms corresponding
Hole punch after a consortium consisting of himself and two companions, i.e. a trio. The binder can be opened at any place while holding the papers in place, as the inner holes have guide pins from one side, the outer holes have pins from the other side. Single hole punches are often used to punch a ticket, which indicates it has been used, or to make confetti when creating scrapbooks and other paper crafts. For applications needing a variety of hole shapes, a ticket punch may be used. A single hole punch differs from a ticket punch in having a shorter reach