subs. (old colloquial).A term of contempt: spec. a poor labourer. Also SEG-HEAD = a blockhead; SEG-KITE = an overgrown and greedy person [HALLIWELL].
1557. TUSSER, Five Hundred Pointes of Good Husbandrie, 174. Poore SEGGONS halfe staured worke faintly and dull.