mum, i've got bletch all over my hands, can i have a rag to wipe it off?
"as a child in cheshire england before the second world war, "bletch" was the black grease one got on ones hands after replacing the chain on a bicycle"
"mum, i've got bletch all over my hands, can i have a rag to wipe it off?" What is the definition of "bletch"?