Rubbing toothpaste on your nipples. A new way to get high, teenagers everywhere are starting to do this and it is growing popularity. Parents and staffs at high schools are growing awareness to this issue as it is a very easy to come by and anybody could be doing it.
Guy 1: "Man, we should toothpaste later I just bought some from the store"
Guy 2: "Yeah! My parents never suspected anything when I bought 4 packs of toothpaste yesterday, toothpasting is so fun man, this is gonna be awesome!!"
Semen, cum, male ejaculate, etc. Derived from the days when toothpaste was not as freely available and a 'bushman' (Australian outback adventurer) had to rely on his own supply.
Example 1: I've been stuck in the bush for the last 3 weeks and had to rely on the ol' bushman's toothpaste to get by.
Example 2: She was gobblin my knob and I gave her a squirt of the ol' bushman's toothpaste.
Getting high by applying toothpaste to ones nipples. This is extremely unsafe and can result in inflammation of the nipple and even permanent dangerous blockage or mutilation. Extremely dangerous, do not attempt. Popularised by famous internet website "9gag."
"YoRae, Wanna go Toothpasting, I've got my webcam all ready to go."
"I dunno, isn't that stuff dangerous?"