adjective, mug·gi·er, mug·gi·est.
Origin of muggy
Related formsmug·gi·ly, adverbmug·gi·ness, noun
Examples from the Web for muggy
Noodles & Co. staged its IPO on a sleepy, muggy, low-volume trading day.How a Pasta Chain Called Noodles & Co. Punked Wall Street|Daniel Gross|July 2, 2013|DAILY BEAST
It was muggy and thick, no doubt, but still not sufficiently so to render it bad or even remarkably unpleasant.Allan Quatermain|H. Rider Haggard
Moreover, showery or muggy weather will soon greatly injure the crop.Clovers and How to Grow Them|Thomas Shaw
The muggy land breeze had died away, and a thick woolly mist shut the stranded steamer in.For Jacinta|Harold Bindloss