It's a Spoonerism play on the phrase "People Trippin", and is used to indicate that someone is under the influence of at least 3 different types of drugs.
"Whoa dude...I just smoked a joint, slammed a beer, and popped a vicodin. I'm Triple Peepin for sure now bro!"
by GazChamber June 04, 2013
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.Buy the mug