| Abbreviation | Definition |
|---|---|
| PHD | Propitous Homely Dude |
| PHD | Purveyor Of Hyped Drivel |
| PHDTS | Push Her Down The Stairs |
| PHP | People Have Posted |
| PHP | Please Have Patience |
| PHT | Pretty, Hot, and Tempting |
| PI | Pun-Intended |
| PIA | Pain In A** |
| PIA | Pass It Around |
| PIAL | Person I'll Always Love |
| PIB | Pretty Indian Boy |
| PIBE | Play It By Ear |
| PIC | Picture |
| PICS | Pictures |
| PIE | Pointers In Email |
| PIE | Public Internet And Email |
| PIG | Pretty Insensitive Guy/Girl |
| PIG | Pure Intelligent Guy |
| PIG | Pursuant Of Immediate Gratification |
| PIG | Python Interest Group |