Used in the UK to refer to someone who is stupid, idiotic, retarded etc. One who is 'thick
' is a 'thicko'.
Michael: You're such a thicko. You fail every test you take. Thick as pig's shit. Useless like your mother.
Michael's son: I can't wait until I'm old enough to move out!
Michael: Me neither!
Michael's son: I HATE YOU!
a person who annoys you with their tendencies to not know anything yuor talking about, doesnt mean that they aint bright just that they annoy you when you really wanna say something and the keep saying, who? what? why? when? where? arrrrrrgh! always the 'wh-' questions!
A:you know that lad we saw saturday right?
A:The fit one?
B: There was loadsa fit lads that night!
A: The one Ive been on about ever since I laid eyes on him!!!
B: hang on a minute where was we when we met him? What did he look like? was he tall? small? dark? blonde? (about to sing "its rainin men!"
A: in the erm oh shut up you thicko!!!