1) A slang term referring to marijauna cigarette(s). 2)I'll have a coke! Source: Made popular by the Mystery Machine scene in the Kevin Smith comedy "Jay and Silent Bob Strike Back".
You guys need to turn those frowns upside down, and I have just the thing. I call these, Doobie Snacks! (followed by hot lesbian sex)
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).