Oh some there are more fat than Mom,
And some who are much trimmer;
But we can say with great aplomb,
Our Mom, she ain't no limmer.


Today's word, in association with the remarkable Oxford English Dictionary, is

limmer (n. & adj.)

n. (1) A rogue, scoundrel. Obs.
(2) Applied to a woman.
(a) A light woman; a strumpet.
(b) In weaker sense: A jade, hussy, minx.
adj. Knavish, scoundrelly.

Used in a sentence in 1828 by Walter Scott:

"There have been a proper set of limmers about to scale your windows, father Simon."