fug/fʌg; fʌɡ/ n(usu sing 通常作单数); (infml 口) warm stuffy atmosphere, eg in a small or crowded room 热而污浊的空气（如在狭小的或拥挤的房间里） Open the window there's quite a fug in here. 打开窗户吧--这里的空气不新鲜了.
牛津英汉双解词典