Chiefly Brit. the heavy air in a closed room, regarded as either oppressive and murky or warm and cozy
Origin of fugaltered ; from uncertain or unknown; perhaps fog
A heavy, stale atmosphere, especially the musty air of an overcrowded or poorly ventilated room: “In spite of the open windows the stench had become a reeking fug” (Colleen McCullough).
Origin of fugPerhaps alteration of fogo, stench.
(countable and uncountable, plural fugs)
- A heavy, musty, and unpleasant atmosphere, usually in a poorly-ventilated area.