UDTD

AcronymDefinition
UDTDUtility Dog Tracking Dog (American Kennel Club designation)
References in classic literature ?
Trundle, lest the news should be too much for her; but it was not too much for her, inasmuch as she at once wrote off to Muggleton, to order a new cap and a black satin gown, and moreover avowed her determination of being present at the ceremony.
Major O'Dowd wrote off to her sister Glorvina at O'Dowdstown not to hurry from Dublin--young Osborne being prematurely engaged already.
Clare rapidly wrote off a deed of gift, which, as he was well versed in the forms of law, he could easily do, and signed his name to it in sprawling capitals, concluding by a tremendous flourish.