the world > physical sensation > use of drugs and poison > poison > [adjective] > of poisonous gas or noxious exhalation (4)
Of the nature of, or infested with, exhalations or (noxious) vapours; vaporous, foggy, misty. Obsolete.
Full of, or of the nature of (noisome or gloomy) vapour or mist; foggy. Obsolete.
Of the nature of, or belonging to, a ‘damp’ or noxious exhalation: see damp, n.1 1. Obsolete.
Not respirable; unfit for respiration.