GGG in Whatsapp has no established full form.
The letters "GGG" are generally not used as an acronym or abbreviation within Whatsapp. It's possible that someone might use it in a specific context or as a personal shorthand, but it's not a widely recognized abbreviation within the app.
If you encountered "GGG" in a Whatsapp conversation, it's best to ask the sender what they meant by it.
