| Abbreviation | Definition |
|---|---|
| GC | Girl's Cat |
| GCA | Gender Changer Academy |
| GCC | Golf Cart Conspiracy |
| GCC | Great Computer Corporation |
| GCG | Great Caesar's Ghost |
| GCHEESE | Google Copernicus Hosting Environment and Experiment in Search Engineering |
| GCP | God's Cousin Phil |
| GCSE | General Certificate Of Sporadic Ejaculation |
| GCT | Great Chinese Takeout |
| GD | General Demons |
| GDL | Grey Death Legion |
| GDM | Great Dark Man |
| GDP | God Damned Pissed |
| GDP | Google Defines People |
| GDP | Gorillas Don't Polka |
| GDP | Gosh Darn Prices |
| GDP | Grand Debate Party |
| GDP | Gross Deceptive Product |
| GDP | Growth Defying Poverty |
| GDP | Guys Dig Puppies |