PTO

part of a tractor's machinery that provides electrical power to additional equipment

PTO is an abbreviation for:United States Patent and Trademark Office or any other Patent and Trademark OfficePower take-offPacific Theater of Operations - World War II, a war strategy simulation series by Koei based on the World War II events.The inscription "Please Turn Over!" at the bottom of a sheet of paper"P:T:O:", a music track on the Klaus Schulze album Body Love (1977)Paid Time Off - used as an abbreviation for holidays in USAParent-Teacher Organization, a decision-making body at many schools.P.T.O., The Phantom of the Opera-- the original novel or an adaptation (movie/musical/literature) or the Phantom character from any of these.Public Telecommunications Operator
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Noun
1. a device that transfers power from an engine (as in a tractor or other motor vehicle) to another piece of equipment (as to a pump or jackhammer)
(synonym) power takeoff
(hypernym) device

 Patent and Trademark Office, former designation for USPTO

also a type of form designation for forms generated by the USPTO (as in PTO-892)

Context: General

Please Turn Over - written on a piece of paper to tell someone to look at the other side I wrote PTO on the last page of my essay to make sure that the professor would look at the last page.