Definitions by My Name Is Danny Scott

Topend

Someone who is completely unaware of their stupidity, and also has similar meanings to words such as idiot, prat and fool.

Person 1 "You see that guy over there?"
Person 2 "Yeah"
Person 1 "He's a complete topend, can you see what he's trying to do."

Slagged means to get very 'drunk'

Person 1 "Gettin' slagged at weekend?"
Person 2 "Aye pal"