Definition from Wiktionary, the free dictionary
- muggy, stuffy, with bad ventilation
1921, Clutha N. Mackenzie, The Tale of a Trooper:
- Mac and Smoky scorned the fuggy atmosphere of the lower decks, and proceeded to select a breezy spot on the after boat-deck.
1905, Horace Annesley Vachell, The Hill:
- "It's horribly fuggy in here, and I've Jambi to do; but I'm not going till you give me your word that you'll leave young Kinloch alone."