Describing a sex-linked mutation in mice that causes severe hypomyelination in the males.(adjective)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "jimpy" in a sentence
"The rascal had the brass to say at once, that he had not seen word or wittens of the lassie for a month, though more than a hundred folk sitting in his company had beheld him dauting her with his arm round her jimpy waist, not five minutes before."