muggy

1. (of the weather, air, etc.) Humid, or hot and humid.Examples: "The next was a very unpropitious morning for a journey—muggy, damp, and drizzly."; "What struck me as the most curious thing about this wonderful river was: how did the air keep fresh? It was muggy and thick, no doubt, but still not sufficiently so to render it bad or even remarkably unpleasant."; "The evening, though sunless, had been warm and muggy for the season, and Tess had come out with her milking-hood only, naked-armed and jacketless; certainly not dressed for a drive."Synonyms: close, oppressive, sticky, sultry, swelteringusually

2. (obsolete) Wet or mouldy.Examples: "muggy straw"obsolete

3. (obsolete, slang) Drunk.obsoleteslang