TPO

TPO (countable and uncountable, plural TPOs)

1. Initialism of thermoplastic olefin.
2. (rail transport, countable) Abbreviation of travelling post office.

• OPT, OPt, OTP, PTO, oPt, opt, opt., pot, top

Japanese English initialism of time, place, occasion.

TPO (katakana ティーピーオー, rōmaji tīpīō)

1. occasion for which one should wear and behave appropriately

   TPOをわきまえる。