p.g.

1. Past Grand.
2. paying guest.
3. Postgraduate.
4. Also p.g. Informal. pregnant1(def 1).

Informal.

1. pregnant1(def 1).

the internet domain name for

1. Papua New Guinea

symbol for

1. a film certified for viewing by anyone, but which contains scenes that may be unsuitable for children, for whom parental guidance is necessary

abbreviation for

1. paying guest
2. postgraduate

abbr.

1. picogram