The Collaborative International Dictionary
Hamfatter
Hamfatter \Ham"fat`ter\ (h[a^]m"f[a^]t`t[~e]r), n. [From a negro minstrel song called ``The ham-fat man.''] A low-grade actor or performer; a ham. [Theatrical Slang]
Syn: ham.
Wiktionary
hamfatter
n. (cx slang English) A low-grade actor; a ham.
Wikipedia
Hamfatter
Hamfatter are a pop rock band from Cambridge, UK, formed in 2002. The band are known primarily for their appearance on BBC's Dragons' Den. The core of the band is a three-piece, comprising Eoin O'Mahony (vocals, bass guitar, piano), James Ingham (guitar, backing vocals) and Mark Ellis (drums).
Eoin O'Mahony is the younger brother of the author Daniel O'Mahony.