Someone you fancy (or love), who knows you do, and just strings you along and fucks with your head.

I couldn’t care less (but one must keep up appearances, right?)

A difficult or awkward situation with no obvious correct course of action, literally something which fucks with you head.

Someone you fancy (or use to) who knows you do, and just strings you along and fucks with your head or texts you when your happy

Aka harry henderson

The feeling you get when an idea or concept is beyond your understanding. Also used to describe the idea or concept that causes head-fucking.

A concept that you can't get your head around so you just sit there and do the verbal & mental equivalent of "?".

1.Originally quoted from the movie "Beer Fest"...used by the german actor(Ralf Moeller) when the germans confronted the americans about the secret beer fromula.

2.It is a rearrangement from the word "fuckhead".