blud

originates from jamaica. Usually said to a friend or to someone who you dont know the name of. Common slang used in london

'You cool, Blud?!'
'Blud you gonna die!'

by E-Masterful May 24, 2005

cosh

(north london slang)
If you are a cosh, you are basically extremely annoying and should be beaten up

'Blud, your a cosh!! Im gonna shnak you!'

by E-Masterful May 24, 2005