pg -abbr

  1. page
  2. picogram

PG -abbr

  1. postgraduate
  2. prostaglandin
  3. used to certify that a motion picture is of such a nature that all ages may be allowed admission but parental guidance is suggested

PGA -abbr

  1. Professional Golfers' Association

PG13 [-,thər(t)-'tēn] -certification mark

  1. used to certify that a motion picture is of such a nature that persons of all ages may be admitted but parental guidance is suggested esp. for children under 13