The trail of air surrounding or following a person or, in a windy situation, the air in which a person just was that has now blown in another direction. Also see cough stream.
Honey, don’t drive the boat through that person’s germ stream. Steer clear of that person’s germ stream by walking a wide distance around where they were.
by Asafe123 May 20, 2020
Get the Germ streammug.