Posnet, possnet, possenet, a porringer.
"The Closet of Sir Kenelm Digby Knight Opened"
Kenelm Digby
It only remains to say that public performances of The Shewing-Up of Blanco Posnet are still prohibited in Great Britain by the Lord Chamberlain.
"The Shewing-up of Blanco Posnet"
George Bernard Shaw
We mean to hang you, Blanco Posnet; but you will be hanged fair.
"The Shewing-up of Blanco Posnet"
George Bernard Shaw