Green’s Dictionary of Slang

konosser n.

[joc. mispron. SE connoisseur]

a male theatre-goer with a taste for ogling chorus-girls.

[UK]Music Hall & Theatre Rev. 5 July 7/2: [S]quatty voo’d in between some country josser / And a bald-headed, straight-nosed, quaker-cut, sanctified old konosser.