Green’s Dictionary of Slang

laimeter n.

also lamester, lameter, lamitor

[Scot. lamiter, a lame person, a cripple]

(Ulster) one who is feeling unwell.

1908		L. Doyle Ballygullion 85: Up till then she’d been afeared he was goin’ to be a lamitor all his days.
1997		Share Slanguage.