Definition of PTO in US English:



  • 1British Please turn over (written at the foot of a page to indicate that the text continues on the reverse).

  • 2(in a tractor or other vehicle) power takeoff.

    • ‘The third resolution is to vow never to operate a tractor with an uncovered power take-off (pto) shaft.’
    • ‘The PTO (Parent Teacher Organization) is the general acronym for 75% of the groups that choose to remain independent of the PTA.’
    • ‘The pto with no guard shows no mercy and very few who get wound round that shaft live to tell the tale.’
  • 3Parent–teacher organization.