Euphemism for "(he) doesn't know his a** from his elbow". He doesn't know anything (or doesn't want to know anything).

You know that feeling when your friends laugh about their inside joke. Just one thing, you are not inside the joke because you don't get it. Well that sucks, luckily there is an solution to that problem. Next time you are excluded from an inside joke just say aber Oboe. "Oboe" is the German word for an instrument. It will be so random that Noone will understand it, just you. Live your one joke.

a another way of saying bogo voiko fojko - bobo

When auto correct fucks you over.

you are not bothered to look up a Lennyface, so you try to make your own.

Awful smell that the anime-cons and similar shitty things emanate
This slang/greeting is mostly used in Mexico as ligma/sugma counterpart

A clarinet... * drops mic.*