a way of telling someone to get lost
Have sexual relations as in "did ya face er"

Your DA,

Your Father, 

See also “Your MA”

How to win any slaging match,

eg, One person says to another, F**K you've a big head,

Second person response " i your DA likes a big head"

Head in this case being a sexual innuendo, referring to the male penis.
a lucky fool

Not sharp at all, actually very slow - usually used to insult someones intelligence.

"That fella there is as sharp as a beach ball"
An Ugly Person "He looks like a bucket of snots"



"You're of your nut fella!"

you are annoying.

would you bugger off.