Walking directly behind someone who is pushing through a crowd, to avoid having to push through the crowd yourself. Only works if you stay in the empty area directly behind the person in front of you. Usually done behind someone tall or buff.
Guy 1: "Dude, how did you get to class so fast?"
Guy 2: "I did some crowd slipstreaming behind that tall guy over there, it saved me a lot of time."
The point you find yourself, between the tiredness that grows heavy on your eyes, and being in full fledged sleep. You may be in fits and starts of fading into sleep for a few seconds, before you wake out of it; the constant gliding back to sleep would be considered sleepstreaming.
David grew weary on his seat in the glow of the TV, he'd been sleepstreaming and kept waking up a few seconds after falling limp in the couch, obviously beaten by the day's labour.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.
British slang for a scientist or technical expert, esp . when the speaker is not certain of the expert’s specific field of study. Not necessarily derogatory, but typically used by persons without a technical background. In the US, the equivalent would be “egghead”, “squint”, or “geek.”
Origin of the word is unknown. Started sometime in World War 2. Given the typical evolution of British slang, could easily have started because what these experts did was confusing or “baffling” to the common person.