Small

Either:

An adjective describing the size of an object as not large.
An archaic Cheadle expression of ambiguous meaning. 'Small' in this context can be loosely thought of as a replacement for 'very'.

Example usage

"Small bostin." = "That's very good."

"Small bender." = "His mannerisms put one in mind of a homosexual."

"Small big." = "My word, how remarkably large."

"Small penis." = "What an extraordinary mobile phone!"

Often shortened to "Smo."

For example, "Behold how tranquil this vista appears now it has been graced with such a delicate dusting of heavenly whiteness." = "Smo snow."