white guy: hey wanna fight you god damn nigga'
black guy: bring it,for all you know i dont have a knife
white guy: umm i uhh i cant my fish uhh needs to be watered
black guy: that crackas just cowin',what a pussy
A mixture of the words cowin' and lush, this is a South Wales word, largely used in Swansea. It is used to describe something that is particularly amazing or attractive.
"Oh, have you seen that new girl? She's cowin' lush she is!"
or
"Oh ger a load of this ice cream. It's cowin' lush!"