"Christ, I was fucking spannered last night, how many did I have?"
To be heavily under the influence of illicit drugs. MDMA (ecstasy) In particular.
raver 1: I was fucking spannered last night mate
raver 2: Yeah i saw the pictures, 3rd degree gurns and your eyes were falling into the back of your head mate!
Originating from the phrase 'to throw a spanner in the works' it can be used to say something is broken, or that someone is tired. Also ised as an insult in the noun form 'spanner'.
You've spannered my life up now you spanner. Now I must get some sleep since I am spannered.
To make a right royal mess of things. When one would not have thought it possible.
Einstein spannered his IQ test and only got a result of 54. People thought that he was an idiot for years. (Not true - used for illustration purposes only).