[Margaret Pilkington]

Originally Posted by yerself

Does that mean he can't use of when he means have?



I should have. It's have not of, i.e. Should have, might have, would have etc.

Here's a link to the aforementioned Urban Dictionary. Urban Dictionary: could of

Yes it does....this irritates the bejasus out of me...it is just the result of lazy speech not having been corrected.