1 definition by Lady Deathstryke

1. When a woman is receiving cunnilingus and expels a fart into her partner's face, intentional or otherwise.

2. When you're going down on a lady and she farts in your face.

Alt: For a queef / use the phrase Parisian Mist.
I wasn't super into him so when he started going down on me, I gave him the London Fog!
by Lady Deathstryke October 23, 2015
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