The ability of someone to be able to use two different applications that do basically the same thing. Their ability is a display of their knowledge, wisdom or age.
The ability to masturbate skillfully with both hands. When one hand is tired, the other hand may be used to continue just as effectively. It is also possible to create unique combinations using both hands.
Guy 1 - I was trying to fap last night, but my right hand got tired, so I had to stop.
Guy 2 - I don't have that problem; I'm fapidextrous. I can go as long as I want.
To be able to play flappy bird with both hands. It is harder than you may think. To prove you are flappidextrous you must be able to get a high score of over 70 with both hands regularly.
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.