chahmah Share definition Flag Facetious slang for charmer, not meant as a compliment. While most people referred variously to Warburton as a scumweasel, cad or dickhead, Mr Manina, ever the gentleman, simply called him a chahmah. chahmah by harry flashman July 24, 2003 0 0 Get merch Get the chahmah mug. Buy Now — $32.95 See more merch